Possible Causes For Tripping The Motor Protection Relay - Wittmann Tempro basic C 90 Translation Of Original Operating Manual

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9.7.1 Possible causes for tripping the Motor Protection Relay

§
Pump defective or stuck
§
Phase missing
§
Hose kinked or tool holes plugged
§
Motor Protection Relay defective
The trip current should be set approximately 0.1A to 0.2A higher than what is
given on the nameplate of the pump motor.
Tempro basic C 90 & Tempro primus C 90
BASIC & PRIMUS C90 V 3.0 english / 10.04.2012
Page 43

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