21000N series Low profile toggle switches Distinctive features and specifications Available with threaded or plain bushing, both with mounting plate Low profile - same height for single and double pole Wave solderable only ELECTRICAL SPECIFICATIONS Max. current/voltage rating with resistive load : - silver contacts (A) : 4A 30VDC - gold plated brass contacts (LD) : 100mA 30VDC Minimum load : - silver contacts (A) : 100mA 10V - gold plated brass contacts (LD) : 10A 5VDC - 10mA 50mV Initial contact resistance : 20 m max. Insulation resistance : 1.000 M min. at 500VDC Dielectric strength : 1.000 Vrms 50 Hz min. between terminals 2.000 Vrms 50 Hz min. between poles 2.000 Vrms 50 Hz min. between terminals and frame Electrical life at full load : - silver contacts (A) : 20.000 cycles - gold plated brass contacts (LD) : 50.000 cycles Low level or mechanical life : 100.000 cycles MATERIALS GENERAL SPECIFICATIONS Case and cover : PBT Operating temperature : -40C to +85C Actuator : brass, nickel plated Bushing : brass, nickel plated Contacts A : silver LD : brass, gold plated APEM www.apem.com 121000N series Low profile toggle switches Overview 21 N SERIES Terminals and bushings Number of poles Electrical functions Version 1 Straight PC terminals, 3 Single pole 6 ON - ON N threaded bushing 4 Double pole 9 ON OFF ON For all models. 2 Straight PC terminals, 7 MOM OFF MOM plain bushing 8 ON OFF MOM 2 ON - MOM Contact materials Finish Sealing A Silver Blank Bright chrome Blank Epoxy sealed LD Brass, gold plated finish terminals standard G Black finish on K Sealing by O-ring bushing, actuator and hardware. 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 bracketed numbers. Mounting accessories : standard hardware supplied with all models with threaded bushing : 2 hex nuts 8 mm (.314) across flats. Standard and special hardware available are presented in section I. Packaging unit : 50 pieces for SP models, 25 pieces for DP. 2 www.apem.com APEM