Address Name
Designation
Data
form
Read/
Write
Factor Unit
16
Short circuit
Short circuit
Single bit Read
17
Short circuit
Imbalance between phases
Single bit Read
18
Short circuit
Phase 1 missing
Single bit Read
19
Short circuit
Phase 2 missing
Single bit Read
20
Short circuit
Phase 3 missing
Single bit Read
21
Short circuit
Motor impedance low.
Incorrect motor impedance e.g
incorrect size of motor, failed
motor or bad connections.
Single bit Read
22
Short circuit
Motor impedance high.
Incorrect motor impedance e.g
incorrect size of motor, failed
motor or bad connections.
Single bit Read
23
Internal fault
Internal fault in the control
unit.
Single bit Read
21
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