Hitachi L700 SERIES Instruction Manual page 190

Chapter 4 Explanation of Functions
List of inverter trip factors
Upper part of trip factor code (indicating the factor)
Name
No trip factor
Overcurrent protection during
constant-speed operation
Overcurrent protection during deceleration
Overcurrent protection during acceleration
Overcurrent protection during stopping
Overload protection
Braking resistor overload protection
Overvoltage protection
EEPROM error
Undervoltage protection
CT error
CPU error
External trip
USP error
Ground-fault protection
Input overvoltage protection
Instantaneous power failure protection
Power-module temperature error (with the
fan stopped)
Power-module temperature error
Gate array communication error
Phase loss input protection
Main circuit error
IGBT error
Thermistor error
Braking error (added)
Emergency stop error
Electronic thermal protection at low speeds
Easy sequence error (invalid instruction)
Easy sequence error (invalid nesting count)
Easy sequence execution error 1
Easy sequence user trip 0 to 9
Option 1 error 0 to 9
Option 2 error 0 to 9
Code
0 Resetting
1 Stopping
2 Decelerating
3 Constant-speed operation
4 Accelerating
5 Operating at zero frequency
6 Starting
7 DC braking
8 Overload restricted
9 SON or FOC operation in progress
10
11
12
13
14
15
16
20
21
23
24
25
30
35
36
37
38
43
44
45
50 to 59
60 to 69
70 to 79
4 - 128
Lower part of trip factor code
(indicating the inverter status)
Name Code
0
1
2
3
4
5
6
7
8
9