Weidmuller Transclinic 14i+, User Manual

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50
Negative
copper
busbars
Negative PV
current
inputs
Positive PV
voltage
input
Terminal / connector – X1, X4 X2
Stranded wire cross section
(with ferrule) – 2.5 – 10 mm
2
2.5 – 6 mm
2
Stranded wire cross section
(without ferrule) 10 – 35 mm
2
2.5 – 16 mm
2
2.5 – 16 mm
2
Stranded wire cross section
(Transclinic 8i+: 30A/input)
(Transclinic 14i+: 20A/input)
4 × 35 mm
2
PV1–F
6 mm
2
PV1–F
–
Stranded wire stripping length – 12 mm 12 mm
Tightening torque 4.5 Nm 1.2 – 1.5 Nm 1.2 – 1.5 Nm
Required tool torque
wrench with
10 mm
ISO hex head
torque
wrench with
1 × 5.5 mm
flat-blade
torque
wrench with
1 × 5.5 mm
flat-blade
External insulation required double or
reinforced
double or
reinforced
double or
reinforced
Wiring of X1 and X4
Connect the negative polarity of the PV inputs to these two terminal blocks. It is
recommended to evenly distribute the total input current between the two terminal
blocks X1 and X4.
WARNING
All negative PV current inputs must belong to the same inverter’s MPPT.
Wiring of the two negative copper busbars