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Mass Combi Ultra, Mass Combi Pro – Installation Manual Multiple Units
12
Parallel configuration with DIP switches
4.4
AC wiring of parallel units
®
®
* Neutral to ground bonding depending on local regulations
Generator power
AC cable cross section
Max 3.5 kW
2.5 mm
3.6 – 7 kW
4.0 mm
7.1 – 10 kW
6.0 mm
> 10 kW
10.0 mm
Mains power
AC cable cross section
Max 16 A
3x 2.5 mm
Max 32 A
3x 4.0 mm
4.5
Network wiring of parallel units
Battery
temperature
sensor
PRIMARY UNIT
©
Breaker size
2
20 A
2
40 A
2
50 A
2
63 A
2
2
MasterBus
network or
terminator
REPLICA UNIT
©
® = Residual Current Device (RCD)
© = Circuit Breaker, no RCD!
Breaker AC OUT-2 = 50 A max
Sync cable
MasterBus cable
©
®
MasterBus
network or
terminator
Battery
temp. sensor
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