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Crouzet: Special Microswitches (PBX - 8324 Series)
With over 60 years’ experience in snap-action technology, Crouzet Switches offers a complete range of Microswitches for the highly demanding markets. The extensive choice consists of standard or customized Sub-subminiature, Subminiature, Miniature and Special microswitches, all conform to the most rigorous quality standards.
Our microswitches are characterized by a large range of switching ratings from 1 mA to 25 A, magnetic blowout versions for High DC ratings, sealed models, positive break versions, a wide range of operating temperatures, models for explosive atmospheres, long service life and wide variety of actuators, contact materials and fixing means.
Special Microswitches – Sealed Positive Break
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
Very long mechanical life
Choice of connections - Mounting plates and roller lever (pre-assembled or retrofittable)
cURus and CCC approved - Meet applicable railway standards
Case: PC GF (UL 94-V2 / GWFI 960 °C / GWIT 775 °C)
Button: PBT GF (UL 94-V0 / GWFI 960 °C)
Membrane: silicone rubber
Terminals: brass (silver-plated brass: on request)
Screws: stainless steel
Levers: stainless steel, polyamide roller
Degree of protection: IP65/IP67 or IP40 (mechanism)
Recommended min actuating speed: 0.5 mm/s
Rated insulation voltage Ui: 400 V
Impulse withstand voltage Uimp: 4 kV
Pollution degree: 3
Protection against electric shock: Button and actuators of IP67 versions have reinforced insulation
Dimensional conformity: DIN 41636 F
Fire/smoke resistance: EN 45545, NFF 16101/102-I3F1
Approvals: cURus (A300, Q150), CCC
Specifications
Approx body size (mm): 50x30x12
Rating (max): 10A / 250Vac
Degree of protection: P40/IP65/IP67
Operating temperature: -50°C/+85°C
Operating force (max): 4.5 N; 6.5 N
Differential travel (max): 1.3 mm
Overtravel (min): 3 mm
Mechanical life (cycles): 10 M