Delta M50A 260, Руководство по эксплуатации и установке

Страница: 32 / 88

Refer to
Figure 3-13
in Section 3.4 for the procedure to prepare AC conductors
for connection to the AC terminals. Ensure the AC conductors used are sized to
the correct ampacity per NEC or other local code.
3.4.5 AC Wiring
Figure 3-15: Location for AC terminal
Figure 3-15 illustrates the location of the AC conduit entry and connections to
the AC terminal block:
- Unscrew all AC terminal nits as noted in Section 3.4.4.
- Ensure the correct conductor is connected to the appropriate terminal.
- After conductor is inserted, use 8 mm
(M70A_260)
/ 5mm
(M50A_260)
hex wrench
to tighten L1, L2, L3, N terminal with the torque shown as Figure 3-15.
AC terminal
L1
PE
L2
L3
N
AC entry
M70A: Up to 2.8 "trade size gland
M50A: Up to 2.5 "trade size gland
After inserting conductor,
torque terminal nut by
M70A: 31 N
•
m (PE: 14.7 N
•
m)
M50A: 12.4 N
•
m (PE: 14.7 N
•
m)
outer
jacket
Please seal the AC Gland from inside the case
by using duct seal to prevent living creature or
moisture enter the case.
ATTENTION
outer
jacket
Duct Seal
Installation
32