110
10 OPTIONS AND PERIPHERAL EQUIPMENT
10.7 EMC filter (recommended)
■
Surge protector (recommended)
• To use an EMC filter with the converter unit, a surge protector is required.
To prevent damage due to surges (such as lightning and sparks) applied to the AC power supply lines, connect the following
surge protectors to the main circuit power supply (L1/L2/L3).
• RSPD series (Okaya Electric Industries)
[Unit: mm]
• LT-CS-WS series (Soshin Electric)
Surge protector
model
Maximum
continuous
operating
voltage
50/60 Hz
DC operating
start voltage
Voltage
protection
level
Nominal
discharge
current 8/20
μ
s
Maximum
discharge
current 8/20
μ
s
Impulse current
life
8/20
μ
s - 1000 A
Manufacturer
RSPD-250-U4
3-phase 250 V
AC
700 V ±25 %
1300 V
2500 A
5000 A
About 300 times
Okaya Electric
Industries Co.,
Ltd.
RSPD-500-U4
3-phase 500 V
AC
1300 V ±25 %
2000 V
2500 A
5000 A
About 300 times
Okaya Electric
Industries Co.,
Ltd.
LT-CS32G801WS
3-phase 275 V
AC
660 V ±10 %
1400 V
5000 A
8000 A
About 1000 times
Soshin Electric
Co., Ltd.
41 ± 1
28.5 ± 1
28 ± 1
φ
4.2 ± 0.5
5.5 ± 1
11 ± 1
+30
0
200
4.5 ± 0.5
1
3
2
Resin
Lead
Case
19
38
28
250
22.5
8.5
25
4
φ
4.3
4
Operation
status display
Vinyl wire
Grounding wire
