Trane RTHC User Manual

3 - 2 RTHC-IOM-1C
* Conductors to the starter and motor connected in parallel (electrically joined at both ends to form a single conductor) must be sized 0 (1/0)
or larger per NEC 310-4. Each phase must be equally represented in each conduit.
Figure 17
Electrical Installation
292
******
1104
******
0120
192 252 360 384 360 480
00 140
224 294 420 448 420 560
000 160
256 336 480 512 480 640
0000 184
294 386 552 589 552 736
250 204
326 428 612 653 612 816
300 228
356 479 684 730 684 912
350 248
397 521 744 794 744 992
400 268
429 563 804 858 804 1072
500 304
486 638 912 973 912 1216
Table 12
Wire Selection Chart for Starter Panels
Min. Wire
Size
Copper 75
° C
Supply Leads for All Starters (0 - 2000 Volts)
1 Conduit
3 Wire
1 Conduit
6 Wire
1 Conduit
9 Wire
2 Conduits
6 Wire
2 Conduits
12 Wire
3 Conduits
9 Wire
4 Conduits
12 Wire
Evaporator
Starter/Control
Panel
7” x 10” (178 x 254
mm) opening for
incoming line power
Field installed terminal box
(for units with circuit
breaker or a mechanical
disconnect and RLA >
445
(5) 7/8” (22 mm) dia knockout
for low voltage (max 30V)
UCP2 connections
(1) 1’-1/4” (32 mm) dia
knockout for printer cable
(10) 7/8” (22 mm) dia
knockout for 120 VAC control
voltage UCP2 connections
14.12”
11.75”
(298 mm)
(359 mm)

Trane RTHC Specifications

General

Brand	Trane
Model	RTHC
Category	Chiller
Language	English