SAMWONTECH
4th Edition of TEMI880 IM : Jan. 29. 2007 Page 16 / 119
1.4.2.9 Auxiliary Relay
▶ If contact capacity is over 250V AC – resistance load 5A, 30V DC – resistance load 5A,
use auxiliary relay for ON/OFF load.
▶ If you INDUCTANCE(L) load like as AUXILIARY RELAY or SOLENOIDE VALVE, It might make go to wrong
or out of order relay, please make sure insert to parallel circuit with CR FILTER(AC) or DIODE(DC) by
SURGE SUPPRESSOR of avoiding sparks.
▶ Recommend CR FILTER
→ Sung Ho Electronics : BSE104R120 25V (0.1μ+120Ω)
→ HANA PARTS CO. : : HN2EAC
→ Songmi Electric Co., Ltd. :: CR UNIT 953, 955 etc
→ Jiwol Electric Co., Ltd. : : SKV, SKVB etc
→ Shinyoung Communication Co., Ltd. :: CR-CFS, CR-U etc
DC RELAY
AC RELAY
CAUTION
Out DC Power
Machine
R
DIODE
(Connect Relay Coil socket directly)
RELAY
(Use what a rated Relay Coil is must
be less than contact point capacity)
Out AC power
Machine
R
CR FILTER
(Connect Relay Coil socket directly)
RELAY
(Use what a rated Relay Coil is must
be less than contact point capacity)
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