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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