Woodstock D4137 User's Manual
Contents
1. Model D4137 2 HP 110V Magnetic Switch Instruction Sheet Phone 360 734 3482 Online Tech Support tech support shopfox biz e Web www shopfox biz 110 Volt Single Phase Power Source AWARNING Electrocution or fire could occur if this switch is not installed or adjust ed by a qualified electrician Contactor TECO CU 16 110V Coil COLOR KEY BLACK GREEN RED YELLOW Thermal Overload Relay TECO RHN 10K 22 30A Figure 1 Model D4137 magnetic switch 2 HP 110V Motor E IMPORTANT This magnetic switch toggles a motor ON and OFF and helps provide thermal overload protection for the motor if the operating temperature gradually increases due to heavy work loads The thermal overload relay inside is not designed to cut power in the event of a sudden motor overload or Stall To help protect a motor from this type of overload the power supply circuit must be properly sized for the full load current rating of the motor OPERATION When pushed the green ON button on the outside cover of the magnetic switch allows current to flow to the magnetic coil which pulls the contactor closed The main current then passes through the thermal overload relay to the motor If the motor begins to overheat the relay breaks the magnetic field which opens the contactor and cuts current to the motor The red OFF button manually breaks the magnetic field which opens the contactor and disconnects the2. current to the motor ODSTo Sa Cer Thermal Relay Overload Amp Adjustment Dial Turn this dial to the amperage setting speci fied by the motor manufac turer Typically this setting is 100 110 of the amperage load listed on the motor data plate Please note that turning this dial has no effect on increasing motor horsepower If turned too high the motor can overheat and be damaged before the relay trips Trip Indicator If this window turns yellow the thermal relay has tripped Manual Trip Test Lever If the thermal relay function is in question run the motor and use a wooden toothpick to slide the yellow test lever to the left If the motor shuts off the thermal relay has tripped and is functional D4137 Magnetic Switch Instructions Manual Contactor Override ON Button When pushed Lug When pushed the power is sent to the magnetic contactor is manually closed for field coil closing the contactor troubleshooting purposes only and sending power to the Mg o i gno 95 NC 96 NC aU motor Manual Auto Reset Lever In the up position the thermal relay is in manual reset mode This means you must re install the outside cover and push the red OFF button then push the green ON button to reset the thermal relay In the down position the thermal relay will automatically reset when it has cooled Reset Button When pushed the thermal relay is reset clearing the yellow trip
3. indica tor window OFF Button When pushed the current going to the magnetic field coil is cut which opens the contactor and cuts power to the motor Parts Breakdown REF PART DESCRIPTION REF 101 XD4115101 SWITCH BOX 107 102 108 103 109 104 110 105 XD4115105 FIELD SWITCH TECO CNA 1 111 106 XD4137106 OL RELAY TECO RHN 10K 22 30A 112 102 103 PART DESCRIPTION XD4115107 CONTACTOR RETAINER PHLP HD SCR M3 5 X 10 CAPTURED GROUND SCR M4 7 X 10 PHLP HD SCR 10 24 X 1 1 2 LIQUID TIGHT STRAIN RELIEF PG 16 XD4115112 RUBBER SEAL COPYRIGHT JUNE 2010 BY WOODSTOCK INTERNATIONAL ING WARNING NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE OR FORM WITHOUT 12946TS THE WRITTEN APPROVAL OF WOODSTOCK INTERNATIONAL INC Printed in Taiwan
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