Electric reheat coil

Electric reheat coil. The heater design minimizes stratification and hot spots that can cause nuisance tripping of the thermal cutouts. Figure 1 VAV System Schematic 2 The VAV system works by automatically reducing or increasing the amount of cool air allowed into a space (zone). I think that they are heating the air too high and tripping a high limit cutout. Trane is at the leading edge of coil technology. Open Vs. This prevents over-cooling of your room due to the low temperature of the dehumidified air. Volts: Up to 600 Volts Max; Input: Dec 6, 2007 · A thermostat controls a reheat coil. The coils described in this chapter apply primarily to comfort heating and air conditioning using steam, hot water, refrigerant vapor heat Supply. Both achieve the same goal of providing supplemental reheat to the occupied space • Reheat • Multi-zone and VAV systems • Replacement Greenheck offers two heater styles: IDHB and IDHC series. 1. For sensible heating or cooling, the following equation holds true: Where: = M * Cp * Delta T. As a result, the humidity of the air also fluctuates and this is how the reheat coils heat the system. This action is seldom performed, but should be. With today’s DDC controls, or with a parallel fan terminal, this reheat airflow setting is easy to establish. Each subdivided circuit will be required to have some type of over current protection such CONTACTOR CIRCUITRY There are two types of contactor circuitry used in electric coils: de-energizing contactors Sep 11, 2002 · Well, in my country there are no energy codes and, unfortunately, most alternative systems decisions are based on first cost, not on life-cycle costs. Electric reheat coils are known for their quick response time and accurate temperature control. 0 6-1-01 Electric Coil Installation, Operation, and Maintenance Man ual (For use with Titus Electric Coils manufactured after June 2 001) General Information All fan terminals with electric coils are ETL listed. Max height of 144” and max width of 120”. My Local Store: 681-203-2090. The duct coil takes the air from that intermediate level to its final desired temperature. /minute-550 ft. Auditoriums: NC 30. Secondary and/or auxiliary heating. SE7300F5045: heating/cooling with changeover sensor and reheat: 2-pipe fan coil unit with 3-speed fan, analogue valve, and electric reheat. • Round/Oval discharge collar. If the space temperature is below the set point, the thermostat will call for heating. Trane coils are available in a variety of tube diameters (3/8”, 1/2”, 5/8”) to Here you can find Restring Coil Kits to repair a variety of damaged electric heating elements. The heating cfm's range from 90-120cfm. Now these are five 8" titus single duct boxes with 2kw heaters. There are two types of electric coils provided on Price's terminals and fan coils: duct heaters and terminal unit heaters. Remember that when dealing with cooling coils, you are dealing with both sensible and latent cooling, so the coil is wet. It provides proportional modulation of the heater's full operating range, ensuring reliable, efficient and silent operation. Electric Heat Coil Restring Kits. 4 %âãÏÓ 722 0 obj > endobj xref 722 51 0000000016 00000 n 0000002354 00000 n 0000002504 00000 n 0000003072 00000 n 0000003252 00000 n 0000003366 00000 n 0000004131 00000 n 0000004688 00000 n 0000004971 00000 n 0000005557 00000 n 0000006384 00000 n 0000007092 00000 n 0000007799 00000 n 0000008494 00000 n 0000009180 00000 n 0000009546 00000 n 0000010109 00000 n 0000010388 00000 n INSTALLATION. All field wiring must conform to NEC and local building codes. The frequent turning on & off of the compressor also plays a major role About Us. 5 (H1 – H2) where. com priceindustries. 22 SE7300F5045: Cooling with reheat: 4-pipe fan coil unit with Mar 20, 2013 · It consists of two sections, the pre-cool section placed before the cooling coil and the reheat section placed after the reheat coil. If the return air temperature is 74 degrees, the supply air temperature is adjusted to 65 degrees. Universal connections available. They heat Electric Reheat Coils: Electric reheat coils utilize electrical energy to heat the air in HVAC systems. This is different than the actual temp rise in the box. Multi-zone and VAV systems. ft. 5 to 1000kW (larger loads also available) Up to 40kW per sq. CRC units are available with Electronically Commutated Motors-constant airflow (ECM), or ECM-CT (constant torque motor). An airflow sensor in the box measures airflow. Use copper conductors only. Price - Corporate Communications. provide scr variable control of electric heat strip. A variety of fin designs are available for optimizing heat transfer performance and air side The alternative, reducing supply air temperature at the air handler, may result in other spaces that cannot be cooled at design maximum airflows, and also tends to increases space relative humidity. The modulation type affects the coil selection; electric coils require a minimum kW per stage, typically 0. ) Controlling Humidity: Humidity control can be enhanced using reheat coils, just as for ventilation requirements. Standalone coils supplied as duct heaters are certified in compliance with UL 1996. Primary heating. Valve duct electric heaters are a side-mounted, slide-in style, specifically designed to mount in the extended casing allowing for easy field maintenance. <-- where in this case dT is the difference between the discharge air temperature of the VAV and the room set point. But instead of throwing the heat outside, the reheat coil simply puts that heat back Into the original air stream. Our relationship just keeps getting better and better every year! The product has been very reliable and when issues have arisen their team has responded very quickly to aid our field representatives to find Variable air volume boxes are a key component of our MicroTech® Integrated system for VAV system applications, providing consistent and reliable comfort for building occupants. Duct Heaters. Casing options include flanged, slip and drive, end plates only, and inverted side plate flanges in galvanized, stainless steel, and copper materials. "Warren is our preferred supplier of electric heater kits. Electric Reheat with Modulating SCR Control (Special Option) The electric reheat is an open coil type with a frame constructed of galvanized steel. The technology uses about 50% less energy than electric This week's video discusses electric reheat coils. Reheat is installed on the air discharge side of the cooling coil. In theory, if the tank were perfectly insulated and used 1 Btu/hr for heating, it would take 60 years to heat one Please call us at 734-326-3900 to get a shipping quote. CFM = volume flow rate [cfm] G1= Entering humidity ratio [grains,moisture/lb,dry air] G2 = Leaving humidity ratio [grains,moisture/lb CRC Series Flow Fan Powered with Sensible Cooling Coil VAV Terminals are available to provide airflow capacities between 30 and 2000 CFM. The heat for a VAV box can typically be a hot water coil or electric heat strips. Improper maintenance and harsh weather conditions can severely damage booster coils resulting in a loss of heat transfer and an overall deterioration of an HVAC unit's ability to heat a room. Open-plan-office areas: NC 40. The user inputs the room temperature and the room load (not coil load), and the program calculates the necessary airflow at the selected leaving air temperature. The quick way is to assume a 5 degree rise acros the heater and multiply it with the air flow. Replacement Heating Element (Coil) Special construction and made to order. As the name implies, these To reiterate the note in the instructions, "for Reheat Coil Sizing Calculations, the Leaving Coil Temperature is customarily set to the room heating setpoint, and the Entering Coil Temperature is customarily set to the cooling coil leaving air temperature. Additionally, they can be classified based on whether the design is open or closed and what the shape of the heating coil is. Reheat. Title. Since dehumidification is accomplished with the cooling coil, reheat should only be applied to temper comfort impacts, and the committee felt allowing 60ºF supply air would accomplish this. The warm liquid reheat cycle offers a significant advantage because it is free of charge migration problems, since the reheat coil is always filled with liquid refrigerant, regardless of the operating mode. If you are purchasing an air handler unit, you Jun 13, 2021 · Commercial air handlers can have hot water coils for heating and a chilled water coil for cooling purposes. Always allow a minimum clearance of 36” in front of all electric The return air thermostat controls the air handler supply temperature by modulating it between 57 and 65 degrees. It forces an air conditioner to act like a poorly designed dehumidifier. Reheat does not dehumidify. Mar 4, 2024 · Electric Reheat Coil: Efficient and Eco-friendly Choices for Growers. Building automation systems are capable of being linked to the internet for remote control and monitoring which adds many beneficial factors for managers and Open Coil Electric Heaters. There are no older part numbers. "Trane's commitment to environmentally option reheat coil, and controls to communicate with the zone temperature sensor. This controller uses a zero cross-switching feature that allows for a soft start Jan 8, 2024 · With cooling coils, your face velocity must be somewhere between 500 ft. Electric coils may be used as sources of heat on most types of terminal units, and are typically located at the discharge of the terminal. The reheat coil may utilize hot water, staged electric, or modulating SCR electric. Electric coils are also known as leads, centers, or supports. Include the space heat loss to the reheat duty in selecting the coils. Electric reheat coils are an available accessory for use with Price single duct and fan powered terminal units. Our experience, creativity and strong commitment can help tackle the most demanding projects. This study raises questions regarding the trade-offs between hot water systems, which have significant boiler and distribution losses, and electric resistance Nailor Electric Duct Heaters are self-contained heating units designed for installation in air handling systems. . For VAV, make sure you have enough CFM to do the heating duty. There are usually upstream coils that regulate the leaving air temperature to a design intermediate level. Oct 1, 1999 · Cp = 1. Elements employ proprietary technology known as the “Calculated Wire Temperature Method" which insures optimum heater operation at the designed electrical and temperature requirements. HELP CENTER. If return air temperature is 79 degrees, the supply air is adjusted to 57 degrees. Open Coil Electric Heaters. Chilled and hot water coils are available in 1-, 5/8-, 1/2-, and 3/8-inch OD copper tubes with aluminum or copper fins. AIR-HEATING coils are used to heat air under forced convection. If the space is still too cool, 2) begin to bring on reheat (while still at the reduced flow) to control room temperature. All single duct electric coils are ETL listed. Executive offices: NC 25 to NC 30. It uses thermal energy already in the system to reheat the airstream after it passes through the system’s evaporator. Select a VAV box using the following NC values: General offices: NC 30 to NC 35. Air Conditioning. Call Email Chat. 12 Coils are the physical connections that hold charged particles in place. IDHB. Our goal is to support and enhance the OEM’s design efforts and to supply them with a premium quality product that will reflect their own company’s high standards. electric coils. Electric Reheat Coil: Efficient and Eco-friendly Choices for Growers. ) Dec 4, 2007 · We have acquired some Titus VAV boxes with electric reheat coils. ElEctric coils 2 ELEctrIc coILs - Manual | priceindustries. Both models feature: • Fan interlock • Ground lugs • Automatic limit switch for primary over temperature protection • Manual reset limit switch for secondary over Overview. Supplied with a round inlet collar on unit sizes 6"-16 UF and FD coils ar e not certified by AHRI with R-22, R-134a, R-404A , R-407C, R-507A refrigerants. Section F Submittals. The VAV box in the picture has hot water reheat and is controlled by a building automation system or DDC. Terminal Units. About This Manual. Jun 10, 2005 · June 10, 2005. To simplify the installation process, single duct electric coils are field flippable allowing the coil to be reoriented between left and right hand configurations on site. Design for 180°F EWT & 150°F LWT. Factory will email you for serial number information to duplicate and provide pricing. Fits Carrier, Bryant, Payne Models: (Press ctrl + F to find model number below. Moved Permanently. complete the system: • Supply ductwork and supply air diffusers are used to deliver conditioned air to the occupied spaces humidity. Fan powered units can be flipped over in the field and will not have "UP" arrow. Installation Manual EHeat-IOM-1. SAK9 (Mechanical) 11 Sep 02 21:30. The reheat does have an added advantage in that it assists in the dehumidification process, but that is not it's main purpose. Derated Heating Coils improve heater element life and nuisance tripping. Variable CFM requirement based on inlet air temp. Warm Liquid Reheat Cycle Fig. Price electric coils are factory mounted, ETL listed to meet electrical safety standards, and comply with dual designation CSA 236/UL 1995. As stated before, a heating coil WILL NOT remove moisture. This conditions the air as it enters the space, bringing its temperature up from 50-60F to a range that’s more comfortable for occupants. Price's Silicon Controller Rectifier (SCR) acts like an electronic switch that turns on and off large amounts of power to the load (heater). The electric coil materials are designed have an electrical charge capability, which makes them the perfect conductive Apr 1, 2011 · thread403-295819. Nailor 3000 and 3100 Series Single Duct VAV Terminal Units feature a compact and versatile design that results in a system component which has minimal pressure drop that reduces fan horsepower requ. The information tag says the reheat coil is 208V. " Reheat coil capacity = 1. OVERVIEW. They heat up rapidly, providing swift adjustments to temperature changes—critical for the nuanced needs of cannabis plants. On a call for heat, a circulator pump kicks on along with the blower. com | ELEctrIc coILs - Manual iNstAllAtioN AND MoUNtiNG iNstrUctioNs Pre-install When you receive your terminal unit with electric heat, please follow this short list: 1. Feb 5, 2024 · In simple terms, a hot gas reheat coil’s function is essentially its name. The following equations are used in this calculator: Sensible Cooling [BTU/h] = CFM x 1. 4. Closed Designs. Trane Stock Rehea. 3F coils are not certified by AHRI with R-22, R-134a, R-404A, R-407C, R-507A refrigerants. The Titus ESV is unique as it incorporates many design features that increase performance, decrease service and CHAPTER 27 AIR-HEATING COILS. Their primary function is to regulate airflow to a zone, in response to zone temperature requirements. Most interior zones use reheat in the air stream if necessary. disable electric heat and return the volume damper to a mini mum position (25 %) when associated ahu is off. reheat in the supply air stream (electric heaters or hot water coils) is also possible, but the air distribution system must be designed carefully. Completing the calculation. . This heat requirement measure does not indicate how quickly the tank will be heated, however. When the supply temperature is at or below 60ºF, any zones requiring additional heating resulting may use the zonal heating system to provide Apr 19, 2024 · The process for initial VAV-box selection is: Step 1: Refer to Noise Criteria (NC) values. "We have been developing the hot gas reheat feature for a few years," said Shawn Wood, Precedent/Voyager II product manager for Trane. For example, a 6 kW, 3-stage coil can apply 2, 4, or 6 kW depending on the space load. the element rack comprised of coiled wire), which thereby creates heat. UL and ETL Listed for use as a standalone heater. Replacement. In extreme cases of neglect, especially in electric reheat coils (VVec) Antec controls electric coils are factory mounted, etl listed to meet electrical safety standards, and comply with cs A236/Ul1995. Nailor manufactures its own electric heating coils. All electric coil control enclosures meet NEMA 1. • All single duct terminal units with electric coils are designed to be mounted in a horizontal plane with respect to the "UP" arrow marked on the product label. 6. Reheat coils that contain their refrigerant charge should never be cleaned with a spray above 150°F. Dec 11, 2007 · Without the reheat the room will get too cold in order to satisfy the dehumidification setting. 22 SE7300F5045: Cooling with reheat: 4-pipe fan coil unit with Reheat coil – optional accessory that warms the air leaving the box; the coils may be electric or hydronic. 08* (CFM)* (dT) to determine how much heat you are getting from the box. Room temperature will naturally fluctuate between 12-inch Width Active Linear Chilled Beam with 1-way or 2-way Throw Oct 18, 2023 · Staging allows the coil capacity to be applied in a certain number of stages. Duct heaters used in forced air applications provide dedicated space heat or supplement existing heating systems. Coils are commonly surface-cleaned annually using pressurized hot water containing a mild detergent. MODEL: D30RE. provide a supply air sensor downstream of the heating coil for use in monitoring overall vav box performance. Brasch has the expertise to design and supply electric coils for the Original Equipment Manufacturer (OEM) marketplace. 2. If the electric coil and fan motor combination exceeds 48 amps, you are required to subdivide the heating elements. 31" (787), providing a compact, easy to handle Heatcraft ® Duct/Booster coils are duct-mounted reheat coils used with hot water or steam for general heating applications. SST models are designed for the most demanding applications utilizing "Stealth" technology with low sound levels that lead the industry. Q = 7,488 × 1. Typical applications are: Space heating. Includes: (1) - REHEAT COIL (48TM403429) Replaces Old Carrier Part Numbers. Fan Powered Air Terminal Units - Parallel and Series - 150 to 5,600 CFM. There are three main limitations to traditional VAV PAGE 1. From 6” to a massive 410” coil for OEM or Replacement, your Booster Reheat Coil Replacement To achieve optimal and precise temperatures, all the parts of HVAC units must operate cohesively. SCRs allow the capacity to be regulated infinitely. Electric coils are available as an accessory for single duct and fan powered terminal units, or as a stand-alone duct heater. Please have Warren Technology serial number of the heater available or place in the notes section at checkout. See Figure 1 below for a schematic representation of the concept. Fig. Most popular in the industry. Air Handling Systems VAV systems require an air handling system such as the Vision® air handler, rooftop, or vertical Self-Contained Apr 9, 2024 · Duct reheat coils are used with hot water or steam for general heating applications. Hot water heating coils provide the highest degree of control. Electric Coils Electric Reheat Coils for Terminal Units. Suitable for most standard HVAC ducted systems Heating capacities from 0. All Trane replacement coils come with a 1 year warranty and use the highest quality of material. to ensure safe operation, %PDF-1. They are commonly Emergent Coils offer's direct replacements for Trane Reheat Coils. Electric Coils - Single Duct. ) Various. If precise humidity control is required,the heater capaciy should Jun 12, 2019 · Heating coils located in the reheat position, as shown in Figure 1, are frequently used for warm-up, although a coil in the preheat position is preferable. irements, and low noise generation for quiet operation. Our technicians carefully craft all sizes and types of stator and armature coils. Jabba007 (Mechanical) 9 May 08 14:58. Single Duct Boxes - 80 to 8,000 CFM. This manual describes the installation of with recommended wiring, piping, and mounting of single-duct, dual-duct, fan-powered, and low-height VAV terminal units, and chilled water sensible coil terminal units. The reheat coils of the HVAC system heat the air before it leaves the system. /minute. You may also call (305) 556-6933×190 to place order. 00 × 70 = 524,160 Btus. 5. Subject. 0746 x (T1 – T2) Latent Cooling [Btu/h] = CFM x 0. Electric coils offer an alternative to water reheat coils and operate using standard building electrical power. All coils are fully tubed except for WA, UA, and A coils which have alternate tube construction (half of fin holes have tubes, half of fin holes are empty. Oversized coils, particularly steam, can stratify the airflow; thus, where cost-effective, inner distributing coils are 3. Louis, Missouri and maintains two manufacturing facilities EC. May 24, 2023 · Particularly in packaged, direct-expansion (DX) equipment, hot gas reheat is a popular means for providing active humidity control. Open electric heating coils have the metal coil directly exposed. Reheat for dehumidification is simply cooling the air with the air conditioner to pull out the moisture. Keywords. Reheat coils are commonly controlled by modulating a valve, while electric heaters are either staged in 2-3 electric elements that can be turned on/off individually or in a single element that is turned on/off via a solid-state relay (SSR). In addition to online quoting, you can call our quoting specialist at 1-800-327 Always inspect electric coils for damageprior to applying power. Hot water coils can be either preheat coils or reheat coils and both coils can be used for heating while a. When you exceed 550 ft. Looking at the inside transformer, it has a 208 and 240 tap. The reheat helps maintain room dry bulb conditions when the system calls for dehumidification. Can the 208 tap be moved to the 240 tap? Are the reheat coils specificly made for 208? I just want more input before we make the change. • Hot water and electric reheat coil sections. 80 BTU/h (where the State Electric Supply Co. org VAV Terminals AHRI Standard 880. System controls – Depending on the age of the system, VAV box controls may be pneumatic, electronic, or direct digital. /minute, water carry-over occurs past the drain pans. Flip-Able design, airflow in any direction, designed for zero clearance. There are a variety of other components which are used to . VAV terminal box with reheat coil makes the adjustments to air flow and temperature to meet the temperature set point of each zone. been specifically designed and tested for use with variable air Total length of the casing including heater terminal is only volume single duct terminal units. There are three main limitations to traditional VAV Our Heatcraft ® heat transfer brand is well-recognized globally for quality construction, exact fit, and long-life operation. May 24, 2022 · Electric coils are an HVAC accessory that in certain applications utilize electricity to reheat conditioned supply air for an occupied space. Phase rotation of the incoming power is recommended when connecting three phase electric coils to balance building loads. Single Duct terminals are the fundamental building blocks for Variable Air Volume (VAV) systems. The wrap around heat pipe eliminates the need for reheat and increases the dehumidifying capacity of an air conditioner concrete pads by as much as 91%. Established in 1929, Indeeco designs and manufactures highly-engineered electric heating and thermal management technologies for commercial and industrial markets and also for military, marine and rail applications throughout North America and abroad. The 3400 Series – Bypass Terminal Unitis a single duct pressure dependent air terminal unit, designed for use with popular constant volume low and medium pressure packaged air handling systems or roof top air conditioning units at low Heating air with a steam coil or a hot water coil is an example of sensibly heating air. The air passes over the coil and picks up heat from the coil it could migrate to the inactive coil at certain operating modes and environmental conditions. Products. 00 (specific heat of water) T 1 = 140 - 70 = 70F. 69143 x (G1 – G2) Total Cooling [Btu/h] = CFM x 4. Standard Watt density of 30 kW/sqft. ahridirectory. Patented EAS (Electronic Airflow Sensors) Open Coil Elements Options Like all heaters, electric coil heating devices can be described by their energy input and heat output levels. See also the following reference documents: BAS-SVX40-EN —Wireless Comm IOM. With unique fin surfaces for coil offerings Trane’s coils provide superior heat transfer capabilities and allow greater velocities of air to move through the cooling coil without causing moisture carryover. Hot refrigerant vapor leaving the compressor is diverted by a valve so that it flows through a reheat coil, which is located downstream of the cooling coil (evaporator) in the airstream. Thanks!! Modulate an electric reheat coil; Modulate an electric on/off baseboard; Technical Data. Lobbies and corridors: NC 40. 5 kW per stage. Increase your minimum air flow if you are not getting enough heat. They operate based on a line voltage passing through a resistive load (ie. Hey guys, just got a call that the reheat coils for a job we did are not working (when thermostat set higher, heaters not kicking in). Vacuum > Air Distribution > VAV Terminal Units > Electric Reheat Coils Digital Single Duct Terminal. STANDARD DESIGN + 80/20 nickel-chromium elements + Automatic thermal reset + Secondary thermal cut-out ELECTRIC REHEAT Price electric coils are factory mounted, ETL listed to meet electrical safety standards, and comply with CSA 236/UL 1995. Check for any evidence of shipping damage to heater assembly, including but not limited to ceramic Designers typically choose hot water reheat instead of electric reheat, justifying the increased first costs based on assumptions that it is more efficient and costs less to operate. Each type of lead has a specific purpose and uses a particular material to accomplish it. Model CRC-EH offers electric reheat and model CRC-WC offers hot-water reheat. The total coil surface may consist of a single coil section or several coil sections assembled into a bank. The quality compared to others is bar none. • Multi-outlet plenum. Model Series 3000 and 3100. occupied mode shall be determined by [schedule or local CM LISTEO CERTIFIED TM www. They are relatively easy to install. Typically, any heating coil located in a fresh air supply (OA) is usually called a preheat coil. = The amount of heat transferred to or from the fluid (BTU/hr) = Mass flow rate of the fluid (lb/hr) Cp = Specific heat of the fluid (BTU/lb-°F) Delta T = The Warren Technology heaters are unique in their element selection and design. Conference rooms: NC 30. Once the thermostat is satisfied, the heating coil is either shut off or throttled down (depending on what type heating - electric, steam, hydronic). a hot water reheat coil or an electric heater. The traditional approach, while often accepted, is Then use the 1. A small footprint makes these units easier to use and The finned surface of heating coils can sometimes be brushed and cleaned with a vacuum cleaner. Trane has added the hot gas reheat with direct digital dehumidification controls feature to its IntelliPak, Precedent, and Voyager II rooftop units. Patented EAS (Electronic Airflow Sensors) Open Coil Elements Options We manufacture one product — electric coils — and we make them to the highest level of quality, meeting or exceeding original equipment specifications. Q = MCp T. When quick response and low environmental impact are your top concerns, electric reheat coil is your go-to option. They have of the terminal unit in an insulated extended plenum section. Booster coils are provided with a variety of casing configurations, including fully flanged, slip and drive, or end plates only. Author. Integrated HEC controller. Redirecting to /category/hvac-and-refrigeration/heaters/electric-heaters Nailor 35S, 37S, 35SST, 37SST and 35SXC Series Fan Powered Boxes are available in cooling only, electric reheat, or hot water reheat models. 0882 x 3,000 CFM x (52oF - 70oF) =-58,762. They are composed of a series of electric heating elements, which generate heat when an electric current passes through them. Each complete terminal, with electric coil installed, is ETL listed and has been tested in accordance with UL standards. Integral electric coils are available on Titus single duct and fan powered terminals. With offer 50,000 options we have the largest selections of stock hot water coils that can ship in 3 to 5 days and expedited on a 1 day. Standard production Manager Corporate Operations. (Call 734-326-3900 with your model and serial number for more information. Our team of experts are skilled engineers and craftsmen who have the experience, capabilities, and facilities to turn your order quickly and efficiently. Sep 19, 2003 · Hot water reheat is the way to go. All heaters are factory assembled and wired for 50/60 Hertz. Chilled and Hot Water Coils. Otherwize consider fan powered terminal boxes (available in series or parallel) that can draw in plenum air & mixed it with the primary air May 7, 2008 · So the heating process is designed in two main steps: 1) reduce cooling airflow, then wait and see if that warms the space enough. Indeeco is based in St. • Before applying power, make sure electric coils are not damaged. mz xc nm xe sn zf hj ok rs tt