MURPHY TR1762 Transformer Relay Assemblies

The Murphy TR Series Transformer Relay Assemblies are electric motor controllers. It is used with electric motors or driven equipment which is started and stopped from a remote, normally open Swichgage with adjustable time delay lockout of shutdown functions, for up to 10 minutes, during start-up. TR Series internal control circuits are completely pre-wired and relays are plug-in type to facilitate field servicing. 

Heavy-duty transformer with multiple primary taps for easy connection to most any available AC power sources
24 VAC low voltage secondary control circuit with terminals for remote auxiliary switches
Plug-in relays have three SPDT silver cadmium oxide contacts providing long life reliability
Power relay has extra heavy silver cadmium oxide contacts rated 10 amp, 480 VAC
When TR is used with a Murphy Analog Swichgage, it allows for visual reading of operating conditions and provides an adjustable differential between high and low settings throughout the Swichgage dial range
Comply with National Electrical code 1975, Article 430-73

Murphy Part No.: TR1762
Series: TR Series
Enclosure: NEMA 1
Transformer: Primary (power supply) with triple taps for 120/240/480 VAC; 50/60 Hz; Secondary (control supply) 24 VAC
Power Rating: 25 VA
Terminal Blocks: High Voltage rated at 30 A, 600 V; Low Voltage rated at 20 A, 300 V
Control Relays: Plug-in, 120 V, 10 A contact rating
Power (holding): 10 A, 480 VAC, SPST
Control (auxiliary): 480 VAC, 690 VA pilot duty
Conduit: Top: 3/4 in. hub; Bottom 1/2 in. hole
Approximated Shipping Dimensions: 15 x 15 x 7 in. (381 x 381 x 178 mm)
Approximated Shipping Weight: 18 lb. (8.16 kg)