Omron OMNUC R88D-WT15HF User Manual

3-17
3-2-3 Terminal Block Wiring
When wiring a Terminal Block, pay attention to wire sizes, grounding systems, and anti-
noise measures.
H Terminal Block Names and Functions
Terminal
label
Name Function
L1
Main circuit
power supply
it
R88D-WTjH (30 to 400 W)
Single-phase 200/230 V AC (170 to 253 V), 50/60 Hz
L2
pppy
input
gp ( ),
R88D-WTjH (500 W to 6 kW)
Three-phase 200/230 V AC (170 to 253 V), 50/60 Hz
L3
p/ ( ),/
R88D-WTjHL (30 to 200 W)
Single-phase 100/115 V AC (85 to 127 V), 50/60 Hz

Main circuit DC
output (positive)
Do not connect anything to these terminals.
(Only the R88D-WT60H, R88D-WT75H, and R88D-WT150H have this termi-
nal.)
1
Connection
terminals for DC
Reactor for
Normally short between 1 and 2.
When harmonic control measures are required, connect a DC Reactor be-
tween 1 and 2
2
Reactor for
power supply
harmonic control
t
ween
1
an
d 2
.
(The R88D-WT60H, R88D-WT75H, and R88D-WT150H do not have these
terminals.)

Main circuit DC
output (negative)
Do not connect anything to these terminals.
L1C
Control circuit
power supply
it
R88D-WTjH
Single-phase 200/230 V AC (170 to 253 V), 50/60 Hz
L2C
pppy
input
gp ( ),
R88D-WTjHL
Single-phase 100/115 V AC (85 to 127 V), 50/60 Hz
B1
External
regeneration
resistance
30 to 400 W: These terminals normally do not need to be connected. If there
is high regenerative energy, connect an External Regeneration Resistor be-
tween B1 and B2.
B2
resistance
connection
terminal
tween B1 and B2
.
500 W to 5 kW: Normally short between B2 and B3. If there is high regenera-
tive energy, remove the short bar between B2 and B3 and connect an Exter-
nal Regeneration Resistor between B1 and B2
B3
na
l R
egenera
ti
on
R
es
i
s
t
or
b
e
t
ween
B1
an
d B2
.
6 to 15 kW: Connect an External Regeneration Resistance Unit between B1
and B2.
U
Servomotor
i
Red
These are the output terminals to the Servomotor. Be careful to
i h l
V
connection
terminals
White
p
wire them correctly.
W
term
i
na
l
s
Blue
Green/
Yellow
Frame ground This is the ground terminal. Ground to a 100 Ω or less.
System Design and Installation
Chapter 3

Omron OMNUC R88D-WT15HF Specifications

General

Brand	Omron
Model	OMNUC R88D-WT15HF
Category	Servo Drives
Language	English