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Installation/
Operator
Maintenance
VariTrane™ Single-Duct
and Fan-Powered Units
All VariTrane VAV Models with pneumatic, electronic, DDC controls and diffusers.
June 2006
VA V-SVN01E-EN
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© 2006 American Standard All rights reserved VAV-SVN01E-EN
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Contents Service Model Number Description ..................4 – 14 General Information ............................................... 15 Literature Contents Receiving and Handling Warnings and Cautions Explanations Unit Information ............................................. 16 – 17 Single-Duct Units Dual-Duct Units Fan-Powered and Low-Height Units Unit Installation .............................................. 18 – 31 Hanging Bracket Locations Unit Weights Water Coil Connections Unit Access
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Service Model Number Description W WA ARNING RNING Single-Duct Units FM00 FM – Customer-supplied Fiberglass Wool! Digit 1, 2—Unit Type actuator & controller VC VariTrane single-duct WARNING: ALL INSULATED UNITS FM01 FM – Trane actuator w/ cusomer- (except closed-cell foam insulation) Digit 3—Reheat supplied control CONTAIN FIBERGLASS WOOL! Read C Cooling Only VMA1 FM – Johnson controls VMA-1410 this literature prior to installation for E Electric Heat VMA2 FM – Johnson controls VMA-1420 proper
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Service Model Number Description Single-Duct Units (con't.) Digit 17—Not Used Digit 23—Transformer Digit 27, 28, 29—Electric Heat kW 0 N/A 0 None 000 None 1 120/24 volt (50 VA) 050 0.5 kW Digit 18—Not Used 2 208/24 volt (50 VA) 010 1.0 kW 0 N/A 3 240/24 volt (50 VA) 015 1.5 kW Digit 19—Outlet Plenum (Connection is 4 277/24 volt (50 VA) Slip & Drive) 5 480/24 volt (50 VA) 0 None 6 347/24 Volt (50 VA) 460 46.0 kW A 1 Outlet RH 7 575/24 Volt (50 VA) B 1 Outlet END 8 380/24 Volt (50 VA) Notes: C 1 O
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Service Model Number Description Dual-Duct Units Digit 19—Outlet Plenum (Connection is Digit 1, 2, 3—Unit Type FM00 FM – Customer-supplied slip & drive) actuator & controller VDD VariTrane dual-duct FM01 FM – Trane actuator w/ 0 none Digit 4—Development Sequence A 1 outlet–RH customer-supplied controller F Sixth B 1 outlet–END PC03 PN – N.C. heating/ N.O. cooling Digit 5, 6—Primary Air Valve w/ PVRs, DA stat C 1 outlet–LH 05 5" inlet (350 cfm) D 2 outlets–1 RH, 1 END PN08 PN – N.O. heating/ N.O.
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Service Model Number Description Fan-Powered Parallel Units DD15 LonTalk DDC Controller w/ Digit 20—Attenuator Digit 1, 2—Unit Type pulse-width modulation electric heat 0 None VP VariTrane fan-powered parallel control W With Digit 3—Reheat DD17 LonTalk DDC Controller w/ N.O. Digit 21—Water Coil C Cooling Only on/off hot water control 0 None E Electric Heat FM00 FM customer actuator & control 1 1-Row–Plenum inlet installed RH W Hot Water Heat FM01 FM Trane actuator w/ customer- 2 2-Row–Plenum inl
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Service Model Number Description Fan-Powered Parallel Units (con't) Digit 30—Electric Heat Stages 0 None 1 1 Stage 2 2 Stages Equal 3 3 Stages Equal Digit 31—Contactors 0 None 1 24-volt magnetic 2 24-volt mercury 3 PE with magnetic 4 PE with mercury Digit 32—Airflow Switch 0 None W With 8 VAV-SVN01E-EN
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Service Model Number Description Fan-Powered Series Units Digit 18—Motor Voltage Digit 1, 2—Unit Type DD13 LonTalk DDC Controller w/ proportional hot water control 1 115/60/1 VS VariTrane fan-powered series DD14 LonTalk DDC Controller–on/off 2 277/60/1 Digit 3—Reheat electric heat control 3 347/60/1 C Cooling Only DD15 LonTalk DDC Controller w/ 4 208/60/1 E Electric Heat pulse-width modulation electric 5 230/50/1 W Hot Water Heat heat control Digit 19—Outlet Connection Digit 4—Development Sequen
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Service Model Number Description Fan-Powered Series Units (con't) Digit 27, 28, 29—Electric Heat Kilowatts 000 None 050 0.5 kW 010 1.0 kW 015 1.5 kW 240 24.0 kW Digit 30—Electric Heat Stages 0 None 1 1 Stage 2 2 Stages Equal 3 3 Stages Equal Digit 31—Contactors 0 None 1 24-volt magnetic 2 24-volt mercury 3 PE with magnetic 4 PE with mercury Digit 32—Airflow Switch 0 None W With 10 VAV-SVN01E-EN
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Service Model Number Description Fan-Powered Low-Height Parallel Units Digit 1, 2—Unit Type Digit 18—Motor Voltage DD14 LonTalk DDC Controller–on/off LP VariTrane fan-powered low- electric heat control 1 115/60/1 height parallel DD15 LonTalk DDC Controller w/ 2 277/60/1 pulse- width modulation 3 347/60/1 Digit 3—Reheat electric heat control 5 230/50/1 C Cooling Only DD17 LonTalk DDC Controller w/ N.O. Digit 19—Outlet Connection E Electric Heat on/off hot water control W Hot Water Heat 1 Flanged
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Service Model Number Description Fan-Powered Low-Height Parallel Units (con't) Digit 27, 28, 29—Electric Heat Voltage Digit 30—Electric Heat Stages 000 None 0 None 005 0.5 kW 1 1 Stage 010 1.0 kW 2 2 Stages Equal 015 1.5 kW Digit 31—Contactors 020 2.0 kW 0 None 025 2.5 kW 1 24-volt magnetic 030 3.0 kW 2 24-volt mercury 035 3.5 kW 3 PE with magnetic 040 4.0 kW 4 PE with mercury 045 4.5 kW Digit 32—Airflow Switch 050 5.0 kW 0 None 055 5.5 kW W With 060 6.0 kW 065 6.5 kW 070 7 .0 kW 075 7 .5 kW 080
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Service Model Number Description Fan-Powered Low-Height Series Units Digit 1, 2—Unit Type Digit 17—Motor Type DD14 LonTalk DDC Controller–on/off LS VariTrane low-height series fan- electric heat control D PSC Motor powered DD15 LonTalk DDC Controller w/ E High-efficiency motor (ECM) pulse-width modulation electric Digit 3—Reheat Digit 18—Motor Voltage heat control C Cooling Only 1 115/60/1 DD17 LonTalk DDC Controller w/ N.O. E Electric Heat 2 277/60/1 on/off hot water control W Hot Water Heat 3
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Service Model Number Description Fan-Powered Low-Height Series Units (con't) Digit 27, 28, 29—Electric Heat Voltage Digit 30—Electric Heat Stages 000 None 0 None 005 0.5 kW 1 1 Stage 010 1.0 kW 2 2 Stages Equal 015 1.5 kW Digit 31—Contactors 020 2.0 kW 0 None 025 2.5 kW 1 24-Volt magnetic 030 3.0 kW 2 24-Volt mercury 035 3.5 kW 3 PE with magnetic 040 4.0 kW 4 PE with mercury 045 4.5 kW Digit 32—Air Flow Switch 050 5.0 kW 0 None 055 5.5 kW W With 060 6.0 kW 065 6.5 kW 070 7 .0 kW 075 7 .5 kW 080
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General Information Literature Contents Verify that all options have been If a discrepancy occurs between what included, such as filters, controls, was ordered and what is received, This manual describes the installation heating coils, water valves, etc. Also contact you local Trane representative of VariTrane VAV units with recom- check that the unit voltages agree with immediately. mended wiring, piping, and mounting the building parameters. of Single-Duct, Dual-Duct, Fan-Pow- Read the appr
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Unit Information Single-Duct Units Figure 1 – Typical Single-Duct Units Dual-Duct Units The basic unit consists of a sheet metal Dual-duct units provide two air valves: casing with an air valve, which is used one as heating primary air and the to modulate the air being delivered into other as cooling primary air. Both the occupied zone. The unit is designed discharge into the common outlet, to modulate either cooling or heating which leads to the zone being con- air between the temperatures of 4
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Unit Information Fan-Powered and Fan-Powered VariTrane fan-powered unit fan sizes Low-Height Units 02SQ–05SQ and 08SQ–10SQ were performance tested at .12 in. w.g. and VariTrane fan-powered and low-height sizes 06SQ and 07SQ were tested at .15 fan-powered units can be either parallel in. w.g. Units are not designed to or series, with or without re-heat. (See operate unducted and below these Figure 3.) tested static pressures. The fan on a series unit runs continuously whenever the main air Note:
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Unit Installation Dual-Duct Due to their weight, the VAV terminal units should be suspended from the Dual-duct units should be supported by uppermost ceiling, independent of the either hanger straps or by using a false ceiling grid. Suspension devices threaded rod in conjunction with the are to be supplied by the installer. Units hanger brackets that are provided on must be installed level and upright. the unit. See Figure 5. Failure to level the unit properly may prevent proper operation of th
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Unit Installation Fan-Powered (Standard and Low- Figure 6 Height) Fan-powered units should be sup- Parallel Hanger Bracket Locations Sizes ported by either hanger straps or by using a threaded rod in conjunction C with the hanger brackets that are Water provided on the unit. Care should be Coil exercised to insure that the hanging Airflow straps do not block the side access TOP VIEW Plenum Inlet Parallel Cooling & Hot Water panel. See Figures 6–13. B Primary Optional Attenuator Flow Ring Airflo
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Unit Installation Figure 7 Series Hanger Bracket Locations A B Flow Ring Tubing C Air Valve Optional Attenuator Field Installed Airflow TOP VIEW Plenum Inlet Series Cooling & Hot Water E D 2. 1. Fan Inlet w/o 1. Attenuator All attenuators are the same length and width. 2. Sizes 01 and 02 units are smaller than attenuators. Water Coil 1.625" (41 mm) F AD B C E FAN SIZE (Elec. Heat Only) 18.75" (476 mm) 3.25" (83 mm) 35.154 (740 mm) 20.132" (511 mm) 02SQ 26.75" (679 mm) 41.154" (1041 mm) 03SQ, 04S
