300 & 400 SERIES - MINIATURE PUSHBUTTON SWITCHES L FEATURES Dry circuit through power ratings . Compact size SPST momentary and alternate action models with numerous options. Panel, panel & p.c. and p.c. mounting models, lighted and unlighted. SPECIFICATIONS Contact ratings & life: (Q) power models - coin silver: 1 Amp at 125 VAC or 28 VDC or 0.5 Amps at 250 VAC - electric life 250,000 cycles min. 3 Amps at 125 VAC or 28 VDC, or 1.5 Amps at 250 VAC - electric life 10,000 cycles min. (All previous loads are resistive). (B) dry circuit models - gold over nickel over brass: 0.4 VA max. at 20 V max.- electric life 250,000 cycles min. UL models - coin silver: 1 Amp at 125 VAC or 0.5 Amps at 250 VAC (75% power factor). UL file no. E66367. Initial contact resistance: 10 milliohms max. at 3 VDC, 0.1 Amp. Insulation resistance: Greater than 10,000 megohms. Dielectric strength: 1000 Volts RMS min. at sea level. Operating temperature range: -30C to +85C MATERIALS Contacts: Coin silver for power & UL models. Gold over nickel over brass for dry circuit models. Actuator: Nylon. Black color is standard for 300 Series. White is standard for 400 Series. Bushing: Nickel plated brass Base: DAP, color blue. Terminal seal: Epoxy (standard) Support bracket: Brass or steel, tin plated Spring mounting bracket: Stainless steel Bezel & cap: Nylon. Available in black, red or white. Consult factory for other colors. Hardware: See Miscellaneous section. LED: Intensity: 2.0 mcd at 10 mA. Forward voltage: 2.0V (3.0V max.). Max. contin- uous forward current: 30 mA at 25C. Red standard - yellow & green are op- tional. Specifications are subject to change without notice - consult factory. AGENCY RECOGNITION UL Marking: Switches ordered with /UL added at end of model no. are supplied with recognized mark. ABOUT THIS SERIES The material in this series is organized in the following sequence: a. Completely specified switch models & options b. build your own switch order format c. Additional options & panel cut-outs L24 APEM, 63 NECK ROAD, HAVERHILL, MA USA 01835 TOLL FREE: (877) 246-7890 FAX: (978) 372-3534 E-mail: info apem.com SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE300 & 400 SERIES - MINIATURE PUSHBUTTON SWITCHES 300 SERIES SPST Momentary (Normally open or normally closed) (Q) Power (B) Dry ckt. UL Model No. Model No. Model No. 301ZQE 301ZBE 301ZQE/UL White actuator optional - black is 302ZQE 302ZBE 302ZQE/UL standard 305ZQE 305ZBE 305ZQE/UL 306ZQE 306ZBE 306ZQE/UL L * indicates Q option not available for these models Switch caps optional - see Hardware section of catalog. 302 301 N.O. N.O. without overtravel with overtravel Total travel: .060 Total travel: .110 Actuation force: 10 oz. 4 oz. Overtravel: .020 min. Actuation force: 8.5 oz. 4 oz. 305 306 N.O. with sealed contact area N.O. with more overtravel than 301 and maximum overtravel. Total travel: .110 Total travel: .310 Pretravel to contact closure: .030 Pretravel to contact closure: .025 Actuator force to contact closure: 1.5 Actuation force to contact closure: oz. 3 oz. Overtravel: .075 Overtravel: .250 minimum Actuation force at full travel: 8 oz. Actuation force at full travel: 9 oz. Note: Electrical or mechanical life for this model is 20,000 cycles. 400 SERIES (401 Push on/ push off, 402 N.O. momentary) (Q) Power (B) Dry ckt. UL Model No. Model No. Model No. Black 401ZQE 401ZBE 401ZQE/UL actuator 402ZQE 402ZBE 402ZQE/UL optional - white is standard SNAP-ACTION MECHANISM Pretravel to contact clusure: .026 Travel to actuate switch .106 Total travel: .137 Force to actuate switch: 22 oz. Force at maximum travel: 35 oz. Mechanical life: 1,000,000 cycles minimum NOTE: When using sealing boot U5321 with 400 Series switches, United States Patent 4,319,106 add S1 to model number. Switchcaps optional - see Hardware section of catalog. OPTIONS Z C E (standard) Colored operating actuator Available in dyed nylon.To specify, add digit at end of model number - 1 blue, 2 black, 3 green, 5 yellow, 6 red, 7/1 white or 9 orange. Black is standard for 300 Series. White is standard for 400 Series. Solder lug terminal Printed circuit terminal Epoxy seal L25 APEM, 63 NECK ROAD, HAVERHILL, MA USA 01835 TOLL FREE: (877) 246-7890 FAX: (978) 372-3534 E-mail: info apem.com SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE