Chapter 4 Electrical Installation
Shenzhen Hpmont Technology Co., Ltd.
- 12 -
HD3N-L Series User Manual V1.0
4.2.2
Power Terminal Lug
Select the lug of power terminal according to the size of terminal, screw size and Max. outer diameter
of lug. Refer to Table 4-2.
Take the round terminal as an example.
Table 4-2 Selection of power terminal lug
Size
Frame3
Frame4
Frame5
Screw Size
M4
M5
M6
Tightening Torque (N. M)
1.2 - 1.5
2.3 - 2.5
4.0 - 5.0
Max. Outer Diameter d
(mm)
10.2
12.3
17.0
123
4.3
Main Circuit Terminals and Connection
•
The bare portions of the power cables must be bound with insulation tapes.
•
Ensure that AC supply voltage is the same as rated input voltage of HD3N-L.
Supply and Motor Terminal
Table 4-3 Supply and motor terminal description
•
L1, L2, L3: Three-phase AC power input
terminals
•
U, V, W: Output terminals, connect to
three-phase AC moto
•
(+), (-): DC supply input terminals
•
(+), BR: Connect to braking resistor
•
PE: Ground terminal, connect to the
ground
d
Danger
Warning
L1 L2 L3
W
V
U
PE
(+) (-) BR
POWER
MOTOR
