SMA STP 60-US-10 Installation - Manual (Page 50)

5 Technical Data SMA Solar Technology AG
50 STP60-10-IA-xx-10 Installation Guide
5.5 Torque Specifications
Figure 5.2 Overview of Inverter with Torque Indications
Table 5.7: Torques
5.6 Specifications for Grid
Protection
Table 5.8: Specifications for grid protection
Parameter Tools Torque
1 M63 cable gland Wrench 65/68
mm
6 Nm (53 in-lbf)
2 Terminals on AC
terminal block
TX 30 14 Nm
(124 in-lbf)
3 Primary PE
(secondary PE to
the immediate
right)
TX 30 3.9 Nm
(35 in-lbf)
4 Terminals on DC TX 30 14 Nm
(124 in-lbf)
5 M32 cable gland Wrench, 36 mm 6 Nm (53 in-lbf)
6 Swivel nut for M32
cable gland
Wrench, 36 mm 1.8 Nm
(16 in-lbf)
7 M25 cable gland Wrench 33 mm 10 Nm
(89 in-lbf)
8 Swivel nut for M25
cable gland
Wrench 33 mm 1.8 Nm
(16 in-lbf)
9 M6 equipment
grounding
(equipotential
bonding terminal)
TX 20 3.9 Nm
(35 in-lbf)
Front screw (not
shown)
TX 30 1.5 Nm
(13 in-lbf)
If the blind plugs are removed (see (7) in figure 5.2 ), use
the following fittings: 3, 3S, 4, 4X, 6, 6P.
Parameter Specification
Maximum inverter current, I
ACmax
87 A
Recommended blow fuse type gL/gG (IEC
60269-1)
100 to125 A
Recommended blow fuse Class T (UL/USA) 125 A
Recommended circuit breaker type B or C 125 A
Maximum fuse size 125 A
INFORMATION
Observe local regulations.