Carrier 38AH044-084 User Manual

Page 33

*Field-supplied.

NOTES:
1. Factory wiring is in accordance with NEC; field modifications or addi-

tions must be in compliance with all applicable codes.

2. Wiring for field 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.

3. Terminal blocks TB3, TBX1, and TBX2 are for external field 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 field-installed accessories.

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

LEGEND

AHMS — Air Handler Motor

Starter

AUX

— Auxiliary

— Compressor Contactor

— Fuse

GND

— Equipment Ground

IFC

— Indoor Fan Control

kcmil

— Thousand Circular Mils

LLS

— Liquid Line Solenoid

NEC

— National Electrical Code

(U.S.A. Standard)

SDR

— Solenoid Drop Relay

— Terminal Block

TBX

— Terminal Block for

Variable Air Volume
Units

— Timer Motor

— Timer Relay

TRAN — Transformer
U

— Unloader Solenoid

Factory Wiring
Field Wiring