6.3.3 Service menu
The service menu can only be entered using the "JUMP" push button. In this menu, status and timers can be
seen (useful in commissioning situations).
No.
Setting
Min. setting
4980
Service menu
Selection display
-
4981
Service menu
Alarm
Shows remaining delay time
4982
Service menu
Digital input
Shows digital input status
4983
Service menu
Relay output
Shows relay output status
6.4 Nominal settings
6.4.1 Nominal current
The nominal current is the nominal current of the generator.
No.
Setting
Min. setting
Max. setting
Factory setting
4010
Nominal settings
Selection display
-
-
-
4011
Nominal settings
Nominal frequency
48 Hz
62 Hz
50 Hz
4012
Nominal settings
Nominal current
1 A
10000 A
787 A
If the generator/motor is delta-coupled, the nominal current setting is to be the name plate cur-
rent divided by √3.
6.4.2 Current transformers
The six current transformers are to be placed like this:
Object under test
Primary side
(I1)
Secondary side
(I2)
I1L1
I1L2
I1L3
I2L1
I2L2
I2L3
The object under test can be:
- A generator
- An electric motor
Transformer ratio for current measurements I1L1, I1L2, I1L3, I2 L1, I2L2 and I2L3.
MDR-2 DRH 4189340300 UK
Parameter programming
DEIF A/S
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