Danfoss VLT MCB 150 Operating Instructions Manual page 66

Warnings and Alarms
Error
No. Description
Internal failure
78 Internal failure
safety option
79 Internal failure
safety option
80 Internal failure
safety option
81 Internal failure
safety option
8 8
82 Internal failure
safety option
83 Internal failure
safety option
84 Internal failure
safety option
85 Internal failure
safety option
64
Operating Instructions
Reason Action
•
First, power cycle
the frequency
converter or restart
the safety option
by 42-90 Restart
Safe Option.
•
If the problem
perists, contact
Danfoss
Contact Danfoss
Contact Danfoss
•
First, power cycle
the frequency
converter.
•
If the problem
persists, contact
Danfoss
•
First, power cycle
the frequency
converter.
•
If the problem
persists, contact
Danfoss
•
First, power cycle
the frequency
converter.
•
If the problem
persists, contact
Danfoss
•
First, power cycle
the frequency
converter.
•
If the problem
persists, contact
Danfoss
•
First, power cycle
the frequency
converter.
•
If the problem
persists, contact
Danfoss
Danfoss A/S © Rev. 2014-02-11 All rights reserved.
Led Indications
LED1
Status of LED 1 and LED2 depends on safety
function state assigned to DI1 and DI2
LED 2 LED4
Green
constant
Red constant
Red constant
Red constant
Red constant
Red constant
Red constant
Red constant
Red constant
MG34W302