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Appendix 3. EMC Installation Guidelines
A3 - 15
Appendix 3-6-4 Surge protector
Insert a surge protector in the power input section to prevent damage to the control panel or power
supply unit, etc. caused by the surge (lightning or sparks, etc.) applied on the AC power line.
Use a surge protector that satisfies the following electrical specifications.
(1) 200V Surge protector
200V R･A･V BYZ Series
Part name
Circuit
voltage
50/60Hz
Maximum
tolerable
circuit voltag
e
Clamp
voltage
Surge
withstand
level
8/20 µS
Surge
withstand
voltage
1.2/50 µS
Electrostatic
capacity
Service
temperature
RAV-781BYZ-2 3AC 250V 300V 783V±10% 2500A 20kV 75pF -20 to 70°C
(Note) Refer to the manufacturer's catalog for details on the surge protector's characteristics and specifications.
2
8
.
5
±
1
5
.
5
±
1
1
1
±
1
2
8
±
1
2
0
0
±
3
0
0
41±1
4
.
5
±
0
.
5
Outline dimension drawings
Circuit diagram
[Unit: mm]
(1) Black
UL-1015 AWG16
(2) Black
(3) Black
41±1
28±1
200±
30
0
5.5±1
28.5±1
11±1
4.5±0.5
200V R･A･V BXZ Series
Part name
Circuit
voltage
50/60Hz
Maximum
tolerable
circuit voltag
e
Clamp
voltage
Surge
withstand
level
8/20 µS
Surge
withstand
voltage
1.2/50 µS
Electrostatic
capacity
Service
temperature
RAV-781BXZ-4 3AC 250V 300V 1700V±10% 2500A 2kV 75pF -20 to 70°C
(Note) Refer to the manufacturer's catalog for details on the surge protector's characteristics and specifications.
2
8
.
5
±
1
5
.
5
±
1
1
1
±
1
2
8
±
1
2
0
0
±
3
0
0
41±1
4
.
5
±
0
.
5
U
Outline dimension drawings
Circuit diagram
[Unit: mm]
(1) Black (2) Black (3) Black
UL-1015 AWG16
Green
41±1
28±1
200±
30
0
5.5±1
28.5±1
11±1
4.5±0.5