Connecting The Inverter To The Public Grid (Ac); Recommendation For The Ac-Side Overcurrent Protection - Fronius IG 2000 Operating Instructions Manual

2
3
Connecting the
inverter to the
public grid (AC)
(6)
(7)
1
2
3
Recommenda-
tion for the AC-
side overcurrent
protection
Insert a 1/2 or 3/4 in. conduit fitting in the knockouts labeled "AC" and fasten it
Insert a 1/2 or 3/4 in. conduit fitting in the knockout labeled "DC" and fasten it
(1)(2) (3)
N
Insert the AC cables and the grounding cables through the AC conduits into the invert-
er
Connect AC cables to the AC terminals L1 (6), L2 (7) and N (2)
Connect grounding cables to the ground terminal (4)
Tightening torque = 1.7 ft. lb.
NOTE! Form a min. 4 in. wire loop using all wires
NOTE! To reduce the risk of fire, connect only to a circuit provided with branch
circuit overcurrent protection in accordance with the National Electrical Code,
ANSI / NFPA 70, at a MAXIMUM of:
- 20A ... IG 2000 / 3000 / 2500-LV (15 A is permissible)
- 30A ... IG 4000 / 5100 / 4500-LV (25 A is permissible with the IG 4000)
(4)(5)
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