InteliATS
NT
PWR, SW version 1.0, ©ComAp – March 2009 25
IA-NT- PWR-1.0-Reference Guide R1.pdf
Grounding
To ensure proper function:
• Use as short as possible cable to the grounding point on the switchboard
• Use cable min. 2,5mm
2
• The “-“ terminal of the battery has to be properly grounded
Three phase applications
Current measurement
To ensure proper function
Use cables of 2,5mm
2
Use transformers to 5A
Connect CT according to following drawings
Voltage measurement
G
GENERATOR MAINS
L3L2L1N
L1
L2
L3
N
L3L2L1N
G
GENERATOR MAINS
L3L2L1N
L1
L2
L3
L3L2L1N
NOTE:
No separation transformers for three wires voltage connection (without N) are needed.
Switchboard lighting strikes protection according standard regulation is expected!!!
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