Hitachi NES1-004SB Quick Reference Manual page 177

i) List of inverter trip factors
Upper part of trip factor code (indicating the factor)
Name
No trip factor
Over-current event while at constant speed
Over-current event during deceleration
Over-current event during acceleration
Over-current event during other conditions
Overload protection
Overvoltage protection
Memory error
Undervoltage protection
Current detection error
CPU error
External trip
USP error
Ground-fault protection
Input overvoltage protection
Inverter thermal trip
CPU error
Driver error
Output phase loss protection
Low-speed overload protection
Operator connection
Modbus communication error
Chapter 8 Communication Functions
Lower part of trip factor code (indicating the inverter status)
Code
0 Resetting
1 Stopping
2 Decelerating
3 Constant-speed operation
4 Accelerating
5 Operating at zero frequency
7 Starting
8 DC braking
9 Overload restricted
10
11
12
13
14
15
21
22
30
34
38
40
41
8 - 23
Name Code
0
1
2
3
4
5
6
7
8