8000 series Momentary or alternate action pushbutton switches Distinctive features and specifications Bushing 6,35 (1/4) and 11,9 (15/32) UL approved B ELECTRICAL SPECIFICATIONS MATERIALS Max. current/voltage rating with resistive load : Case : diallylphthalate (DAP) - silver contacts : 3A 250VAC - 6A 125VAC - 4A 30VDC Actuator : brass, nickel plated - gold plated contacts : 0,4VA max. 20VAC or DC Bushing : brass, nickel plated Initial contact resistance : 10 m max. Housing : stainless steel Insulation resistance : 1.000 M min. at 500VDC Contacts Dielectric strength : A : silver 1.000 Vrms 50 Hz min. between terminals AD : silver, gold plated 2.000 Vrms 50 Hz min. between terminals and frame CD : brass, gold plated Electrical life : 30.000 cycles at full load Terminal seal : epoxy GENERAL SPECIFICATIONS AGENCY APPROVAL Torque : 1,25 Nm (.922 Ft.lb) max. applied to nut Total travel : 2,70 mm (.106) Operating temperature : Availability : consult factory for details of approved models. -40C to +85C Marking : to order switches marked UL, complete appropriate box of ordering format. B-44 www.apem.com APEM 8000 series Momentary or alternate action pushbutton switches Overview 8 SERIES Terminals and bushings Number of poles Electrical functions Terminals 4 Straight PC or right 3 Single pole 2 ON - MOM Blank Solder lugs or angle terminals 4 Double pole 6 ON - ON straight PC 6 Solder lug terminals depending on model All models with 6,35 W Right angle (1/4) or 11,9 (15/32) B threaded bushing. Caps Contact Plungers Special options materials U900 5 (.196) For bushing 6,35 (1/4) X718 Bushing 11,9 A Silver U1140 8 (.314) -13 Height 6,3 (.248) (15/32) AD Silver, gold -9 Height 8,8 (.346) X934 Flatted bushing U1720 9,4 (.370) plated U480 10 (.393) 11,9 (15/32) For bushing 11,9 (15/32) CD Brass, gold Standard + front panel sealing -13 Height 8,6 (.338) plated U630 15 (.590) -6 Height 7 (.275) Other, see following pages. U2430 Square Height 4 (.157) U2020 Square Height 6 (.236) Sealing Approval Blank No sealing UL B Epoxy sealed terminals Availability : Consult factory for K Front panel sealing by details of approved models. O-ring and sealing washer ABOUT THIS SERIES On the following pages, you will find successively : - model structure of switches - options in the same order as in above chart Dimensions : first dimensions are in mm while inches are shown as bracketted numbers. Sealing boots are available to protect the switches against dust and water. They are presented in section H. Mounting accessories : standard hardware supplied with all models : 2 hex nuts 8 mm (.314) across flats, 1 locking ring and 1 lockwasher. Standard and special hardware available are presented in section I. Packaging unit : 50 pieces, except 8000W (25 pieces). APEM www.apem.com B-45