Pull the heat-shrink sleeving over the complete aluminum
part
► The length of the copper bolt on the Al-Cu compression
joint must be approximately equal to the stripping length
specified for copper cable by the manufacturer of the termi-
nal block (see „AC and DC terminal block specifications“,
page 18 for the M88H_121 or „AC terminal block specifi-
cations“, page 20 for the M88H_122):
l
1
Type
Stripping length
l
1
Copper bolts
UKH 70
24 mm
≈ 24 mm
UKH 150
40 mm
≈ 40 mm
23
Quick installation guide for solar inverter M88H RPI883M121300 RPI883M122300 EU V1 EN 5017414200_00 2019-11-07
Special instructions for the use of aluminum cables