ZK 256-11Z Schmersal Electronic Components

Product Details

• Switchover time, maximum
  5.5 ms
• Utilisation category AC-15
  4 A
• Switching frequency
  5,000 /h
• Switching element
  NO contact, NC contact
• Switching principle
  Snap switch element
• Required rated short-circuit current to EN 60947-5-1
  1,000 A
• Thermal test current
  10 A
• Width of sensor
  58 mm
• Actuating speed, minimum
  24 mm/min
• Note (Cable section)
  All indications about the cable section are including the conductor ferrules.
• Bounce duration, maximum
  3 ms
• Utilisation category DC-13
  1 A
• Rated impulse withstand voltage Uimp
  6 kV
• Rated insulation voltage Ui
  250 V
• Degree of protection
  IP65 to EN 60529, IP67 to EN 60529
• Ambient temperature, maximum
  +80 °C
• Ambient temperature, minimum
  -30 °C
• Height of sensor
  82.1 mm
• Length of sensor
  31 mm
• Cable section, maximum
  2.5 mm²
Terminal Connector
Screw connection
Cable section, minimum
0.75 mm²
Actuating speed, maximum
1 m/s
Note (Actuating speed)
Actuating speed with actuating angle 30° to switch axis
Actuating force, minimum
9 N
Positive break force, minimum
19 N
Mechanical life, minimum
20,000,000 Operations
Actuating element
Offset roller lever
Standards
IEC 60947-5-1, EN ISO 13849-1, BG-GS-ET-15
Number of safety contacts
1
Actuator type to DIN EN 50047
e
Housing construction form
Norm construction design
Enclosure material
Plastic, glass-fibre reinforced thermoplastic, self-extinguishing
Safety functions
Yes
Gross weight
78 g
Number of auxiliary contacts
1
Material of the contacts, electrical
Silver

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