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Figure 13. Typical Communication Wiring Diagram (VRF Heat Recovery System)

NOTE - Each communication wire from the MS box should follow the refrigerant piping for that port.

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Содержание VCFA012S4

Страница 1: ...ions are intended as a general guide and do not supersede local codes in any way Consult authorities having jurisdiction before installation WARNING Improper installation adjustment alteration service...

Страница 2: ...036 36 000 Btuh 048 48 000 Btuh 054 54 000 Btuh Voltage P 208 230V 1 phase 60hz System Piping CAUTION VRF system piping is customized for each installation The LVSS piping report is an engineered desi...

Страница 3: ...SIDE VIEW 3 7 8 97 2 1 2 64 MOUNTING HOLES 4 DRAIN OUTLET Either Side DRAIN OUTLET Rear 50 3 8 1280 47 1195 21 1 2 547 20 1 4 515 8 1 8 207 1 1 2 38 1 5 8 41 26 660 7 7 8 200 7 1 8 181 5 1 4 134 3 7 8...

Страница 4: ...8 185 5 3 4 146 MOUNTING HOLES 4 DRAIN OUTLET Either Side VCFA036S4 VCFA048S4 FRESH AIR INTAKE 4 105 dia REAR VIEW SIDE VIEW BOTTOM VIEW 65 3 4 1670 65 1 2 1613 42 1 8 1070 LIQUID LINE SUCTION LINE 1...

Страница 5: ...VIEW SIDE VIEW SIDE VIEW SUPPLY AIR SUPPLY AIR 24 610 Service Clearance Front of Unit DROP CEILING 3 4 19 WALL WALL CEILING APPLICATIONS CEILING AND FLOOR APPLICATIONS FLOOR APPLICATIONS Unit Flush wi...

Страница 6: ...formance horizontal installation only Ensure the structural wall floor or ceiling can support the weight of the unit Installation Floor Wall Applications 1 Locate a suitable position within the space...

Страница 7: ...aded rods to suspend the indoor unit If the structural ceiling includes wooden joists use angle iron or Unistrut channel fixed securely in place to accept the threaded rods NOTE Threaded rod requireme...

Страница 8: ...connected to the indoor unit Table 1 lists the connection sizes at the indoor unit The connections are made using the provided brass flare nuts at the end of the refrigerant piping connections Both l...

Страница 9: ...ion Outside Diameter Recommended Torque No torque wrench available Finger tighten and use an appropriately sized wrench to turn an additional Inches U S 1 4 15 ft lb 1 4 turn 3 8 26 ft lb 1 2 turn 1 2...

Страница 10: ...ain etc to ensure that the line will drain freely 4 After the system installation is complete the condensate drain line must be checked for leaks and proper drainage If a field provided condensate pum...

Страница 11: ...over tightened screws might be damaged Refer to the table below for the tightening torque of the terminal screws A disconnection device having an air gap contact separation in all active conductors s...

Страница 12: ...L1 L2 L3 L1 L2 L1 L2 Single Phase power wiring PQE PQE Indoor units and MS boxes on the same refrigeration circuit should have a common power supply but must have an independent disconnect switch inst...

Страница 13: ...13 Figure 13 Typical Communication Wiring Diagram VRF Heat Recovery System NOTE Each communication wire from the MS box should follow the refrigerant piping for that port...

Страница 14: ...7 21 5 1 3 6 86 7 21 8 725 6 POWER IN 208 230V 1 PHASE 60 hz Figure 14 VCFA012 48S4 1 Wiring Diagram Figure 15 VCFA054S4 1 Wiring Diagram 1 1 75 7 7 7 7 6 6 6 6 1 21 21 21 21 1 1 1 1 9 1 1 7 1 2 6 3...

Страница 15: ...OCK EVAP OUTLET TEMP IN COOLING MODE PLUG JACK LEVEL SWING MOTOR GND CN30 FAN CTON HTON AUXH HHE interface Current range 0 1A Voltage range 0 AC DC24V L1 L2 GROUND GMA GMB EEV T2B T2 TR XS1 11 XP1 11...

Страница 16: ...e Air Knockout Outside Air Knockout 1 Knock out the outside air supply opening See figure 18 2 Remove any insulation 3 Connect the outside air duct to cassette body using the four screw holes shown in...

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