CONTROL TRANSFORMERS / MANUAL RESET MODELS AT150F / AT175F

[Pages:1]POWER SUPPLIES

CONTROL TRANSFORMERS / MANUAL RESET MODELS AT150F / AT175F

DESCRIPTION

These transformers provide power to 24 VAC circuits in heating/cooling systems. Although the transformers are typically used in heating/cooling systems, they can be used in any application that does not exceed the load ratings. They include a button for manually resetting the circuit breaker. They meet National Electric Code Class 2 "not wet" and Class 3 "wet" requirements and are Underwriters Laboratories (UL) Inc. listed under UL1585. Transformers can be foot-mounted or hub mounted.

FEATURES

? Multi-tap primary connections ? Color coded lead wires ? Manually resettable circuit breaker ? Meets NEC Class 2 "not wet", Class 3 "wet"

transformer requirements

SPECIFICATIONS

Primary

Secondary Frequency VA rating AT150F

AT175F Mounting Conduit connection Lead wires Weight Approvals

Class

120/208/240 VAC or 208/277/480 VAC 24 VAC 60 Hz 50 VA 75 VA Foot or hub mount 1/2" male NPT 9", color coded 3 lbs (1.36 kg) UL listed file #14881 CSA approved file #LR95329 NEC Class 2 "not wet", Class 3 "wet"

R

DIMENSIONS

in

0.44 (1.1)

A

(cm)

0.44 (1.1)

0.69 (1.7)

C

A

B

C

B MODEL in. cm in. cm in. cm AT150F 1.75 4.5 1.75 4.5 3.63 9.3

AT175F 2.125 5.4 1.75 4.5 3.94 10.2

3.19 (8.1)

2.19 (5.6)

WIRING

PRIMARY

120/208/240 VAC MODELS

COMMON

BLACK 120 V

YELLOW

208 V

WHITE

240 V

RED ORANGE

BLUE

24 VAC SECONDARY

PRIMARY

208/277/480 VAC MODELS

COMMON

208 V BLACK

YELLOW

277V

RED

480 V

BROWN BLACK/RED

BLUE

24 VAC SECONDARY

ORDERING INFORMATION

MODEL AT150F1022 AT150F1030 AT175F1023 AT175F1031

DESCRIPTION Control Transformer, 120/208/240 VAC : 24 VAC, 50 VA, w/breaker Control Transformer, 208/277/480 VAC : 24 VAC, 50 VA, w/breaker Control Transformer, 120/208/240 VAC : 24 VAC, 75 VA, w/breaker Control Transformer, 208/277/480 VAC : 24 VAC, 75 VA, w/breaker

KELE & ASSOCIATES ? P O Box 34817 ? Memphis, TN 38184

901-937-4900 ? FAX 901-372-2531 ? E-mail info@

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