AUXILIARY SWITCH NHI-PKZ0 Part no. NHI-E-11-PKZ0 Article no. 082882 For motor-protective circuit-breakers Delivery programme Contacts N/O = Normally open 1 N/O N/C = Normally closed 1 N/C Contact diagram Contact sequence Connection technique Screw terminals For use with PKZM01 PKZM0 PKZM4 PKZM0-T PKM0 Notes Can be fitted to motor-protective circuit-breakers, transformer-protective circuit-breakers, motor-protective circuit-breakers for starter combinations from Serial No. 01. The 45 mm (PKZM0) or 55 mm (PKZM4) widths of the motor-protective circuit-breakers remain unchanged. Notes Accessories 1 Motor-protective circuit-breakers 5 Trip-indicating auxiliary contact Additional accessories # 072730 # 072898 # 106132 Auxiliary contacts Rated impulse withstand voltage Uimp V AC Overvoltage category/pollution degree Rated operational voltage 4000 III/3 Ue V Ue V AC 440 Ue V DC 250 V AC 690 Safe isolation to VDE 0106 Part 101 and Part 101/A1 Between auxiliary contacts and main contacts Rated operational current Ie A Ie A 1 Ie A 2 AC-15 220 - 240 V DC-13 L/R - 100 ms 24 V Lifespan Lifespan, mechanical 07/27/2010 S Operations 6 x 10 > 0.1 1 Lifespan, electrical Control circuit reliability (at Ue = 24 V DC, Umin = 17 V, I min= 5.4 mA) 6 Operations x 10 0.1 Failure rate # < 10 A gG/gL 10 -8 8 < 1 failure at 1 x 10 operations Short-circuit rating without welding Fuse Terminal capacities 2 Solid or flexible conductor with ferrule mm Solid or stranded AWG 0.75 - 1.5 18 - 16 Dimensions PKZM0-...(+NHI-E-...-PKZ0) PKZM0-...-T(+NHI-E-...-PKZ0) PKM0-...(+NHI-E-...-PKZ0) 07/27/2010 2