Wiring Control Circuit Terminals - Omron SYSDRIVE 3G3JV User Manual

Design
Reactor Effects
Harmonics are effectively suppressed when the DC reactor is used with the AC reactor as shown in the
following table.
Harmonics
suppression i
5th har-
method
monic
No reactor 65
AC reactor 38
DC reactor 30
DC and AC 28
reactors

2-2-5 Wiring Control Circuit Terminals

A control signal line must be 50 m maximum and separated from power lines.
The frequency reference must be input into the Inverter through shielded, twisted-pair
wires.
H Wiring of Control I/O Terminals
Wire each control I/O terminal under the following conditions.
D Wires and Tightening Torque
Multi-function Contact Output (MA, MB, and MC)
Terminal Tightening
torque N S m
screw size
M3 0.5 to 0.6
Sequential Input (S1 through S5 and SC) and Analog Monitor Output (AM or AC)
Terminal Tightening
torque N S m
screw size
M2 0.22 to 0.25
Frequency Reference Input (FR, FS, and FC)
Terminal Tightening
torque N S m
screw size
M2 0.22 to 0.25
2-26
Harmonic generation rate (%)
7th har- 11th har-
monic monic
41 8.5
14.5 7.4
13 8.4
9.1 7.2
Wire Wire size
Single wire 0.5 to 1.25
(20 to 16)
Stranded 0.5 to 1.25
wire (20 to 16)
Wire Wire size
Single wire 0.5 to 1.25
(20 to 16)
Stranded 0.5 to 0.75
wire (20 to 18)
Wire Wire size
Single wire 0.5 to 1.25
(20 to 16)
Stranded 0.5 to 0.75
wire (20 to 18)
13th har- 17th har-
monic monic
7.7 4.3
3.4 3.2
5 4.7
4.1 3.2
Recommend
ed wire size
0.75 (18)
Recommend
ed wire size
0.75 (18)
Recommend
ed ire size
0.75 (18)
Chapter 2
19th har- 23rd har-
monic monic
3.1 2.6
1.9 1.7
3.2 3.0
2.4 1.6
Cable
Cable with polyethylene
sheath
Cable
Cable with polyethylene
sheath
Cable
Special cable with
p y polyethylene sheath and y
shield for measurement use
25th har-
monic
1.8
1.3
2.2
1.4