CHAPTER 10 PERIPHERAL EQUIPMENT
Surge Absorber 10-13
10
Control relay, etc.
Model: S1-B-0 (made by OKAYA ELECTRIC INDUSTRIES)
Electromagnetic contactor, etc.
Model: S2-A-0 (made by OKAYA ELECTRIC INDUSTRIES)
Applicable to 250 VAC or less voltages
A non-inductive capacitor and a non-inductive resistor are connected in series and filled in
epoxy resin.
S1-B-0:200 Ω (1/2 W)+0.1 μF
S2-A-0:500 Ω (1/2 W)+0.2 μF
Protection in AC circuit Protection in DC circuit
C-R circuit Diode
(Protection of the DC circuit is also provided.) (Be aware of the orientation of the diode.)
300 40±1 20±1
27.5
300 40±1 30±1
37.5
Load
Ｓ１－Ｂ－０
0.1 μＦ－200 Ω
ＡＣ250 ＶＡＣ Ｂ
Mounting
leg
Preliminary
solder
treatment
２００ Ω＋０．１ μ
Series connection
(flame retardant construction)
The purpose of the surge
absorber is suppression of the
surge voltage.
［mm］
［mm］
Load
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