Limit switch WK60W4

Description

SPINDLE LIMIT SWITCH WK-60W-4

Main current limit switches WK-60W are designed for automatic direct switching off or switching on AC motors of up to 50 kW in the drives of lifting equipment, after the equipment exceeds the specified limit positions. They are suitable for outdoor use, from -30°C to +35°C, at altitudes up to 1000m above sea level.

– the switch has 4 working contacts (2 left, 2 right) + PEN path
– Operating voltage rating: 500 V
– Rated insulation voltage: 500 V
– Rated 8-hour heat current: 120 A
– Rated breaking current: 100A/380V, 120A/500V
– Rated breaking current: 63 A
– Rated number of triggers: 20 ł/h
– Switching life: 2000 cycles
– Mechanical durability: 10000 cycles
– Maximum spindle speed: 100 rpm
– Work category: 0.01
– Degree of protection: IP-434
– Transformer oil 3l
– Weight 23 kg
– Maximum spindle speed to trip the switch: 50 rpm.
– Maximum spindle speed after tripping the switch: 15 rpm.