APPARATUS NUMBERS (43,47,49) Flashcards
1
Q
43
A
Manual Transfer / Selector Device
2
Q
47
A
Phase-Sequence / Phase-Balance Voltage Relay / Phase Unbalance
3
Q
49
A
Machine or Transformer Thermal Relay
43
Manual Transfer / Selector Device
47
Phase-Sequence / Phase-Balance Voltage Relay / Phase Unbalance
49
Machine or Transformer Thermal Relay