Specifications

LEGEND

C—Compressor Contactor

CB — Circuit Breaker

CCB — Control Circuit Breaker

CV — Constant Volume

DU — Dummy Terminal

ECON — Economizer

EQUIP — Equipment

GND — Ground

HR — Heat Relay

IFC — Evaporator (Indoor) Fan Motor

Contactor

IFCB — Evaporator (Indoor) Fan Motor

Circuit Breaker

NEC — National Electrical Code

OFC — Condenser (Outdoor) Fan

Motor Contactor

P—Terminal Strip

PEC — Power Exhaust Contactor

PI — Plug

TB — Terminal Block

TRAN — Transformer

Fig. 18 — Unit Control Box Component Arrangement — 50DJ,DW CV Units