Field Service Manual December 2003
Page 79 of 276
The Thermal protector 3RV1031-4AA10 /3RV1031-4EA10
Thermal protector for vacuum pump.
2 types are used:
Wired for 230V or wired for 460V.
For 230V the 3RV1031-4EA10 is used.
For 460V the 3RV1031-4AA10 is used.
Specifications:
-4AA10:
nominal current: 16A
motor power: 7.5kW
thermal protection 11-16A
Operating temp -20 to +70°C
Operating Voltage 690V 50/60Hz
Phase error protected
-4EA10:
nominal current: 32A
motor power: 15kW
thermal protection. 22-32A
Operating temp -20 to +70°C
Operating Voltage 690V 50/60Hz
Phase error protected
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