原理
electronic overload relay
Type 2
electronic overload relay EUCR-30W
Type 3
overload relay EUCR-30W
Type 4
power relay EUCR-30W
Type 5
time relay EUCR-30W
Type 6
electronic over-current relay EUCR-30W
Type 7
electronic voltage relay EUCR-30W
Type 8
monitoring relay EUCR-30W
condition
original and new EUCR-30W