U.S. Tsubaki SHOCK RELAY monitors the change in motor current that closely approximates the torque output of the motor. Should the motor current exceed the preset LOAD CURRENT point for a preset length of SHOCK TIME (continuous overload time), the SHOCK RELAY will shut down the motor power supply.
The TSB151 and TSB152 series SHOCK RELAY allows easy connection into new or existing applications. For single or three phase motors, simply wire the current transformer that we supply into one linemore
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Item #

Motor

Load Current Range

Input Voltage for Operation

Surface Color

Weight

N/A 0.25 to 16 amps N/A 30 to 130 % N/A 115/230 Volt 50/60 Hz N/A Munsell 7.5BG4/1.5 N/A 2.200 lb
N/A 17 to 400 amps N/A 30 to 130 % N/A 115/230 Volt 50/60 Hz N/A Munsell 2.5Y/2 N/A 2.600 lb
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