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SJ700-2 Instruction Manual NT204DX - Hitachi America, Ltd.

SJ700-2 Instruction Manual NT204DX - Hitachi America, Ltd.

SJ700-2 Instruction Manual NT204DX - Hitachi America, Ltd.

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Chapter 4 Explanation of Functions<br />

List of inverter trip factors<br />

Upper part of trip factor code (indicating the factor)<br />

Lower part of trip factor code (indicating the inverter<br />

status)<br />

Name Code Name Code<br />

No trip factor 0 Resetting 0<br />

Overcurrent protection during<br />

constant-speed operation<br />

1 Stopping 1<br />

Overcurrent protection during deceleration 2 Decelerating 2<br />

Overcurrent protection during acceleration 3 Constant-speed operation 3<br />

Overcurrent protection during stopping 4 Accelerating 4<br />

Overload protection 5 Operating at zero frequency 5<br />

Braking resistor overload protection 6 Starting 6<br />

Overvoltage protection 7 DC braking 7<br />

EEPROM error 8 Overload restricted 8<br />

Undervoltage protection 9 SON or FOC operation in progress 9<br />

CT error 10<br />

CPU error 11<br />

External trip 12<br />

USP error 13<br />

Ground-fault protection 14<br />

Input overvoltage protection 15<br />

Instantaneous power failure protection 16<br />

Power-module temperature error (with the<br />

fan stopped)<br />

Power-module temperature error 21<br />

Gate array communication error 23<br />

Phase loss input protection 24<br />

Main circuit error 25<br />

IGBT error 30<br />

Thermistor error 35<br />

Braking error (added) 36<br />

Emergency stop error 37<br />

Electronic thermal protection at low speeds 38<br />

Easy sequence error (invalid instruction) 43<br />

Easy sequence error (invalid nesting count) 44<br />

Easy sequence execution error 1 45<br />

Easy sequence user trip 0 to 9 50 to 59<br />

Option 1 error 0 to 9 60 to 69<br />

Option 2 error 0 to 9 70 to 79<br />

20<br />

4 - 144

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