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4-2 Wiring
4-2-4 Wiring the Main Circuit and Servomotor Connections
4-2-4
Wiring the Main Circuit and Servomotor Connections
When wiring a Terminal Block, use proper wire sizes, grounding systems, and anti-noise
measures.
Terminal Block Names and Functions
Signal
Function
Condition
L1
L2
Main circuits power supply
input
Single-phase 200/230 V AC (170 to 253 V AC) 50/60 Hz
+
−
External regeneration
resistance connection
terminals
If regenerative energy is high, connect an External Regeneration
Unit.
U
Red
V White
W Blue
Servomotor connection
terminals
Green/Yellow
These are the terminals for outputs to the
Servomotor. Be sure to wire these terminals
correctly.
Frame ground
This is the ground terminal. Ground to a minimum of 100
Ω
(class D, class 3).
Terminal Block Wire Sizes
Model (R7D-)
Item
Unit
ZP01H
ZP02H
ZP04H
ZP08H
Power supply capacity
kVA
0.4
0.75
1.2
2.2
Rated current
A (rms)
1.8
3.5
5.5
10
Main circuit power
supply input (L1, L2)
Wire size
mm
2
1.25
2.0
External Regeneration
Unit connection
terminals (+,
−
)
Wire size
mm
2
1.25 (Wiring length: 0.5 m max.)
Rated current
A (rms)
0.84
1.1
2.0
3.7
Maximum
momentary
current
A (rms)
2.5
3.3
6.0
11.1
Servomotor connection
terminal
(U, V, W,
)
(See note.)
Wire size
mm
2
1.25 (Wiring length: 20 m max.)
Wire size
mm
2
2.0 min.
Screw size
---
M4
Frame ground
Torque
N
•
m
1.2 to 1.4
No-fuse breaker or fuse capacity
A (rms)
4
8
16
Note: Connect an OMRON Servomotor Cable to the Servomotor connection terminals.
Wire Size and Allowable Current (Reference)
The following table shows the allowable current when there are three power supply wires.
Use a current below these specified values.
4-9
Summary of Contents for SMARTSTEP Junior R7D-ZP
Page 3: ...2 ...
Page 18: ...Section 1 Configuration Features and System ...
Page 25: ...1 5 Applicable Standards 1 5 2 UL and cUL Standards 1 8 ...
Page 26: ...Section 2 Dimensions Standard Models and ...
Page 36: ...Section 3 Specifications ...
Page 62: ...Section 4 System Design ...
Page 86: ...Section 5 Operation ...
Page 96: ...Section 6 Troubleshooting ...
Page 109: ...6 5 Periodic Maintenance 6 5 3 Replacing the Cooling Fan 6 14 ...
Page 110: ...Appendix ...