Installation
20 NT 10000...NT 12000
Overview An AC bayonet connector on the underside of the unit is used for the five-wire
grid connection (L1, L2, L3, N, PE) of the Solar Inverter. Three-phase feed-in is
used.
1 DC Load Break Switch 2 AC connection
A corresponding circuit breaker is recommended as a line protection element in
the grid feed direction:
NT 10000: 3 x 25 A
NT 11000: 3 x 25 A
NT 12000: 3 x 25 A
with B type bracket
A three-pin circuit breaker or individual fuses can be used.
NOTE
Due to the fact that three-phase feed is used a three-phase meter must be
used.
Some grid operators require the use of a reverse-current-capable meter.
AC bayonet connector The AC bayonet connector is approved for cable sheath diameters between 13
mm and 20 mm.
The following sequence must be observed during assembly:
1. Strip the voltage-free line and the cable ends.
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