26
Step 3
Lead the cable through the cable gland, and insert it into the insulator until it snaps into
place. Gently pull the cable backward to ensure a firm connection. Tighten the cable
gland and the insulator with a torque of 2.5 N.m to 3 N.m.
Step 4
Screw the nut.
C
Crro
ossss--sse
ec
cttiio
on
na
all a
arre
ea
a((m
mm
m
2
2
))
T
To
orrq
qu
ue
e((N
N
∙∙
m
m))
4
4.0
6
3.5
Step 5
Check for polarity correctness.
The converter will not function properly if any PV polarity is reversed.
Step 6
Turn the auxiliary power switch to the "OFF" position.
Step 7
Check whether the polarity of the cable is correct, and ensure that in any case the open-
circuit voltage does not exceed 1500V, the upper limit of the converter input voltage.
User Manual
