Fronius IG 2000 - Connecting Solar Module Strings to the Fronius IG (DC)

35
EN-US
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
Connecting the
inverter to the
public grid (AC)
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.
Recommenda-
tion for the AC-
side overcurrent
protection
2
3
NOTE! Form a min. 4 in. wire loop using all wires
(6)
(7)
(4)
(5)(1)(2) (3)
N
1
2
3
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)