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RADIUS, LLC 4922 TECHNICAL DR. MILFORD, MI 48381
www.radius-eng.com
RADIUS EW SERIES
5. Electrical wiring
1) Before wring
1> Cable entries are machined with PG13.5 tap and sealed by Plug before delivery.
2> Please retain the plug to seal any unused entry.
3> Please make sure to seal the entries by using rubber or metallic packing after wiring, so that water or other
foreign material may not come in.
4> If suitable cable connection is not used for wiring, factory won’t guaranty the performance.
2) Electrical wiring
1> Check if electrical specification like as power, wiring & etc are correct or not.
2> Wiring diagram is to be supplied together with actuator (In vinyl pack or inside of top cover).
3> Do the wiring as per the given wiring diagram, such as power, control power, internal wiring and ground.
4> Make sure to supply electric power to heater for keeping inside of actuator clean and dry for anti-
condensation.
5> Make sure to check wiring to the terminal is strong enough.
6> Make sure that one relay operates one actuator only (Can not operate two or more actuators).
7> Make sure to clean inside of actuator and no foreign material inside.
6. Simple trouble shooting
1) 110/220VAC 1Ph
Trouble Cause Counter plan
Check if power is on Power on
Check if voltage is too low Check power
Motor and supplied power is different Check motor power and supplied power
Wiring is not correct and tight or loosen Do wiring again tightly
Coil of motor is damaged Change the motor
Capacitor is damaged Change the capacitor
Actuator doesn’t work at
all
Setting of limit and torque switch is not correct Do setting switches again
