icetro ISIV-273SHC, User Manual

Page: 14 / 124

14
1. Supply AC
3Φ 4W 220V
±
10%, 60Hz / 380~440V, 50Hz/60Hz
electricity to an
additional power distribution box with an earth leakage circuit breaker of a capacity of more
than 20A is individually installed.
3. Ground the unit for safety reasons.
(If the outlet is already grounded when installed ,
you do not need to sperately gound the unit)
4. Space for installation.
2. Open the front door, and connect to the electric
leakage breaker of inside the elb box on the
bottom left.
Waring
● Before install the unit, be sure electrical ground at outlet.
Do not ground the unit to
water pipe or gas pipe
● Turn the horizontal adjustment screws on the
bottom of both rear sides to level the unit.
● Fix anchor volt on danger area. (Option)
●
It keeps more than 5cm clearance from the
back, left and right.
30c
or
more
WARING
electric l
eakage breaker
●
E l e c t r i c a l connections
Bury the copper plate or ground rod at a depth of 30 cm or more underground.
Failure to perform ground work may cause electric shock caused by leakage.