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Power Tap Switches

Power Tap Switches
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Power Tap Switches High-current, Non-shorting Type Overall Rating Rating Max. no. Diameter Depth behind panel (in./mm) Shaft Model (AC) (DC)12 of taps (max., in./mm) single 2 in tandem 3 in tandem Torque *non-inductive load All dimensions for reference only; consult factory for details. Ohmite power Tap Switches (high power rotary switches) are constructed to provide dependable, convenient operation. All Ohmite tap switches, from 15 to 100 amps, have ceramic arc-proof bodies and metal alloy contacts. Their all-soldered and all-riveted construction assures mechanical and operational integrity. Even the smallest Ohmite Tap Switch, rated at 7 amps, has a reinforced non-metal body and solid metal alloy contacts. These units feature high current handling capability in a small package. FEATURES • Ceramic and metal construction provides resistance to arcing, burning and charring. • Tandem assemblies available as standard models. • UL listed for models 111, 212, 312 and 412 • RoHS compliant product available Jan. 2006 Add “E” suffix to part number to specify. SPECIFICATIONS Material Body: Ceramic, arc-proof (models 212, 312, 412, 608). Compression Molded Polyester (model 111). Melamine Phenolic (model 711) Contacts: Silver alloy. Common contact is rounded for assured seating. Self-cleaning with built in wiping action. Terminals: Soldering. 711 also accepts quick connectors; 412, #10 screws; 608, 0.25” bolts. Mounting Model 711: Using 3/s-32 bushing for 1/8” thick maximum panel. Four non-turn lug positions are possible on the single, unenclosed switch. Recesses in body of switch permit positioning of non-turn washer at “12, 3, 6 and 9 o'clock.” 3/16 “ hole for non-turn washer. Shaft 1/4” Model 111: For 1/4” panel, maximum, using 3/8-32 bushing and hex nut. A 3/16” hole is required for the non-turn washer. Shaft 1/4” Model 212: Using 3/8-32 threaded bushing and hex nut. A 5/32” hole is required for the non-turn pin. Shaft 1/4” Model 312: For 1/4” panel, maximum, use three 10-32 flat-head machine screws 3/8” long. Shaft 1/4” Model 412: For 1/4” panel, maximum, use three 10-32 flat-head machine screws 3/8” long. A 5/16” hole in panel is required for shaft. Model 608: For 1” panel, maximum, three flat-head machining screws 1/4-20, 11/4” long. Drill a 7/16” hole in panel for shaft. Shaft 3/8” NOTE: Since all tap switches are electro-mechanical devices, they are subject to wear and, therefore, have a finite life. fr fr fr fr fr fr fr fr _fr_ fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr CM CM « « fr fr fr fr fr fr fr fr ^ fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr fr Check product availability at www.ohmite.com See page 82 for knobs, dials, and other hardware fr = Non-standard values subject to minimum handling charge per item * Insert number of taps at asterisk for complete part number (e.g. 111-3-T2) 1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com • “Slow-breaking, Quick-make” action proved best for switching AC current. Non-shorting type disconnects p

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CONTACTOR TERMINAL TOTAL OPERATING ANGLE 330° Model 608 Power Tap SwitchesHigh-current, Non-shorting Type Model 212 i/8"DIA. HOLES 3/l6“XI/32“ , CONTACTOR TERMINAL END POSITIONS TOTAL OPERATING ANGLE 330° 30°BETWEEN CONTACTS METAL .COVER DRILL 1/8"DIA. HOLE IN PANEL FOR NONTURN PIN TOTAL OPERATING ANGLE 330* 30° BETWEEN CONTACTS 3 MOUNTING HOLES TAPPED 10-32 1-866-9-OHMITE • Int'l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com

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