33

LEGEND

*Field-supplied.

NOTES:

1.

Factory wiring is in accordance with NEC; ®eld modi®cations or addi-

 

tions must be in compliance with all applicable codes.

2.

Wiring for ®eld power supply must be rated 75 C minimum. Use cop-

 

per, copper-clad aluminum, or aluminum conductors. Maximum in com-

 

ing wire size for each terminal block is 500 kcmil.

AHMS Ð Air Handler Motor

Starter

AUX Ð Auxiliary

CÐ Compressor Contactor

FU Ð Fuse

GND

Ð Equipment Ground

IFC

Ð

Indoor Fan Control

kcmil

Ð

Thousand Circular Mils

LLS

Ð

Liquid Line Solenoid

NEC

Ð National Electrical Code

 

 

(U.S.A. Standard)

SDR

Ð Solenoid Drop Relay

TB

Ð Terminal Block

TBX

Ð Terminal Block for

 

Variable Air Volume

TM

Units

Ð Timer Motor

TR

Ð Timer Relay

TRAN Ð Transformer

UÐ Unloader Solenoid

Factory Wiring Field Wiring

3.

Terminal blocks TB3, TBX1, and TBX2 are for external ®eld control con-

 

nections. Control connections are to be Class 1 wiring.

4.

Field-supplied components (IFC, LLS-A1, and LLS-A2) must have a

 

maximum sealed coil rating of 30 va each (0.25 amp at 120 vac,

 

13 amp at 230 vac). AHMS IFC-AUX must have minimum pilot duty

 

rating of 400 va each (3.4 amps at 120 vac, 1.8 amps at 230 vac) each.

5.

Replacement of factory wires must be with type 105 C wire or its

 

equivalent.

6.

Field-supplied liquid line solenoid valves installed at the evaporator are

 

required on all units.

7.

Control has 175 va of power available for ®eld-installed accessories.

Fig. 25 Ð Field Wiring, Single ModuPanel™ Control, 38AH044-084 Optional Single-Circuit Units

Page 33
Image 33
Carrier 38AH044-084 specifications Terminal Block for

38AH044-084 specifications

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