Install Instructions
CRHEATER270A00--
CRHEATER287A00
Installation Instructions
ELECTRIC HEATER ACCESSORY
SINGLE PACKAGE ROOFTOP UNITS
15 to 25 TONS
TABLE OF CONTENTS
PACKAGE USAGE 1.............................
SAFETY CONSIDERATIONS 2....................
GENERAL 2....................................
INSTALLATION 2...............................
START UP 4....................................
WIRING DIAGRAMS 5..........................
IMPORTANT: Read these instructions completely before
attempting to install the accessory electric heater.
The electric heater accessory is used on the following
units:
UNIT SIZE
50TC 580J 17---28
PACKAGE USAGE
ACCESSORY
HEATER PART
NUMBER
UNIT MODELS
HEATER/
BASE UNIT VOLTAGE
HEATER KW
{
FAN
DISCHARGE
STAGES
CRHEATER270A00 50TC-D17—28 558J*17—28 208/230--- 3--- 60 25 Horizontal 2
CRHEATER271A00 50TC-D17—28 558J*17—28 208/230--- 3 ---60 50 Horizontal 2
CRHEATER272A00 50TC-D17—28 558J*17—28 208/230--- 3 ---60 75 Horizontal 2
CRHEATER273A00 50TC-D17—28 558J*17—28 460/400--- 3--- 60/50 25/17.4 Horizontal 2
CRHEATER274A00 50TC-D17—28 558J*17—28 460/400--- 3--- 60/50 50/34.7 Horizontal 2
CRHEATER275A00 50TC-D17—28 558J*17—28 460/400--- 3--- 60/50 75/52 Horizontal 2
CRHEATER276A00 50TC-D17—28 558J*17—28 5 7 5 --- 3 --- 6 0 25 Horizontal 2
CRHEATER277A00 50TC-D17—28 558J*17—28 5 7 5 --- 3 --- 6 0 50 Horizontal 2
CRHEATER278A00 50TC-D17—28 558J*17—28 5 7 5 --- 3 --- 6 0 75 Horizontal 2
CRHEATER279A00 50TC-D17—28 558J*17—28 208/230--- 3 ---60 25 Vertical 2
CRHEATER280A00 50TC-D17—28 558J*17—28 208/230--- 3 ---60 50 Vertical 2
CRHEATER281A00 50TC-D17—28 558J*17—28 208/230--- 3 ---60 75 Vertical 2
CRHEATER282A00 50TC-D17—28 558J*17—28 460/400--- 3--- 60/50 25/17.4 Vertical 2
CRHEATER283A00 50TC-D17—28 558J*17—28 460/400--- 3--- 60/50 50/34.7 Vertical 2
CRHEATER284A00 50TC-D17—28 558J*17—28 460/400--- 3--- 60/50 75/52 Vertical 2
CRHEATER285A00 50TC-D17—28 558J*17—28 5 7 5 --- 3 --- 6 0 25 Vertical 2
CRHEATER286A00 50TC-D17—28 558J*17—28 5 7 5 --- 3 --- 6 0 50 Vertical 2
CRHEATER287A00 50TC-D17—28 558J*17—28 5 7 5 --- 3 --- 6 0 75 Vertical 2
{
kW rated at 240, 480/400 and 600 volts
Copyright 2009 CAC / B D P D 7310 W. Mo rris St. D Indianapolis, IN 46231 Printed i n U.S.A. Edition Date: 10/09
Manufacturer reserves the ri ght to change, at any time, specifications and designs without notice and without obligations.
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R e p l a c e s : I I K --- C R H E A T 2 7 --- 0 1