CROUZET.COM 1 MICROSWITCHES 01/2022 MICROSWITCHES - SEALED, POSITIVE BREAK PBX - 8324 Double-break snap-action mechanism with electrically separated circuits (form Zb) Positive opening action according to IEC 60947-5-1 Annex K Long overtravel, also after the positive opening position Protection of mechanism: IP67/IP65, or IP40 with sealed plunger Operating temperature -50 C to +85 C Max. rating 10A 250 Va - Rating codes: A300, Q150 Very long mechanical life Choice of connections Mounting plates and roller lever (pre-assembled or retrofittable) cURus and CCC approved - Meet applicable railway standards Main specifications Standard High force 83240 83242 Degree of protection Connections IP40 W3 (QC 6.3x0.8) 83240000 83242000 IP40 W3/90B (QC 6.3x0.8, folded) 83240010 83242010 IP40 W5 (screw + clamp) 83240020 83242020 IP40 W5/IP20 (screw + clamp, protected) 83240030 83242030 IP67 W3 (QC 6.3x0.8) 83240200 83242200 IP67 W3/90B (QC 6.3x0.8, folded) 83240210 IP67 W5 (screw + clamp) 83240220 83242220 IP67 W5/IP20 (screw + clamp, protected) 83240230 83242230 Electrical characteristics Positive opening action Rating nominal / 250 Va (A) 6 6 Rating thermal (A) 10 10 Mechanical characteristics Maximum operating force (N) 4.5 6.5 Minimum release force (N) 0.6 2.5 Minimum positive opening force (N) 28 28 Maximum rest position (mm) 8.9 8.9 0.25 0.25 Operating position (mm) 6.6 6.6 Positive opening position (mm) 4.4 4.4 Maximum total travel position (mm) 3.4 3.4 0.3 0.3 Differential travel (mm) 1 1 Operating temperature (C) -50 +85 -50 +85 7 7 Mechanical life - IP40 versions (operations) 10 10 6 6 Mechanical life - IP67 versions (operations) 4x10 4 x 10 Contact gap (mm) 2 x 1 2 x 1 Weight, terminal versions (g) 22 22 Additional specifications - Case: PC GF (UL 94-V0 / GWFI 960 C / GWIT 775 C) - Degree of protection: IP65/IP67 or IP40 (mechanism) - Button: PBT GF (UL 94-V0 / GWFI 960 C) - Recommended min actuating speed: 0.1 mm/s - Membrane: silicone rubber - Rated insulation voltage Ui: 400 V - Contacts: silver alloy, micro-profile - Impulse withstand voltage Uimp: 4 kV - Terminals: brass (silver-plated brass : on request) - Pollution degree: 3 - Screws: stainless steel - Protection against electr ic shock: Button and actuators of IP67 versions have - Levers: stainless steel, polyamide roller reinforced insulation - Dimensional conformity: DIN 41636 F - Fire/smoke resistance: EN 45545 - Conformity / Certifications: (A300, Q150) / Product adaptations Special connections: W3 QC with specific folding, double QC tabs, W1 screw + washer, W5 without screw, Integral wire lead or cable outputs, EN 50306 halogen-free versions Special levers: special shapes and lengths Maintained action variant (bistable reset switch), with plunger or lever Two-pole DPDT assemblies with common lever IP40 protective cover/housing on connections Standard product Product made to order Contact us CROUZET.COM 2 MICROSWITCHES 01/2022 Principles Double break snap-action switch with electrically separated circuits and with positive opening action on NC contacts (21-22) according to IEC 60947-5-1 Annex K Changeover - SPDT (form Zb) 14 13 21 22 Both circuits can be used at opposite polarities Curves Operating curve for category AC-15 Operating curve for category DC-13 Making & breaking capacities IEC/EN 60947-5-1 (6000 cycles) 1 1 AC-12 (resistive load) 10 A 24 Va 10 A 250 Va 7 7 10 10 AC-15 (electromagnetic load) 10 A 24 Va 5 5 6 A 250 Va 24/48 V~ 24 V 2 2 DC-12 (resistive load) 10 A 24 Vc 6 6 10 10 125 V~ 48 V 5 5 0.6 A 250 Vc DC-13 (electromagnetic load) 8 A 24 Vc 2 250 V~ 2 125 V * 5 5 10 10 0.3 A 250 Vc 2 2 0,10,5 12 510 0,05 0,1 0,51 25 For other ratings please consult us Number of operations 1 2 Current in Amps * For IP67 versions used in 125 V DC, please consult us. Dimensions Product 8324 0,05 4.1 4.6 1 0,15 28 50 0,15 42 2 1 Fixing screw threaded length 2 Fixing nuts 2 x M3 Max. tightening torque of fixing screws: 1.3 N.m on 4.1 holes 0.9 N.m on M3 nuts 3.8 min / 5.1max 0 -0.4 12 2.2 0.1 3.5 Positions 30