5 Technical Data SMA Solar Technology AG
34 STP60-JP-10-IA-en-11 Installation Manual
5.4 Torque Specifications
Figure 5.2 Overview of inverter with torque indications
Table 5.7 Torques
5.5 Specifications for Grid
Protection
Table 5.8 Specifications for grid protection
Parameter Tools Torque
A M63 cable gland Wrench 65/68
mm
6 Nm
BAC terminals TX 30 14 Nm
C Primary grounding
conductor (secondary
grounding conductor
directly to the right of
it)
TX 30 3.9 Nm
D PV terminals TX 30 14 Nm
E DC collective
terminals (Lug
combiner)
TX 30 4 Nm
F M25 cable gland Wrench 33 mm 10 Nm
G Swivel nut for M25
cable gland
Wrench 33 mm 1.8 Nm
H M25 cable gland Wrench 33 mm 4 Nm
I Swivel nut for M25
cable gland
Wrench 33 mm 1.8 Nm
KM6 device grounding
(equipotential
bonding terminal)
TX 20 3.9 Nm
Front screw (not
shown)
TX 30 1.5 Nm
Parameter Specification
Maximum inverter current, I
ACmax
87 A
Recommended type of time-lag fuse gL/gG
(IEC 60269-1)
100 to125 A
Recommended circuit breaker type B or C 125 A
Maximum fuse rating 125 A
INFORMATION
Observe local regulations.
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