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
B
AC 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
K
M6 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.