Single contact block, silver alloy, screw clamp terminal, 1 NO


Single contact block, silver alloy, screw clamp terminal, 1 NO

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Single contact block, silver alloy, screw clamp terminal, 1 NO



This Harmony ZB, single contact block uses screw clamp terminals. This contact block allows fast and easy replacement and configuration of your push buttons and selector switches. It is easily installed and replaced on XB4 or XB5 complete push-button units and selector switches via a clip assembly and connects to control circuits with simple screw-clamp connections. It protects operators from unexpected contact with live circuits thanks to its IP20 protection index. 1 million cycle high endurance under 6A load allows less maintenance and damage in your installation. It has clear color scheme. Vibration resistant screw clamp connection terminals ensure high vibration resistance making product suitable installation on high impact machine.

Product details

  • [ie] Rated Operational Current
    3 A at 240 V, AC-15, A600 conforming to EN/IEC 60947-5-1
  • [ui] Rated Insulation Voltage
    600 V (pollution degree 3) conforming to EN 60947-1
  • [uimp] Rated Impulse Withstand Voltage
    6 kV conforming to EN 60947-1
  • Ambient Air Temperature for Operation
    -40-70 °C
  • Ambient Air Temperature for Storage
    -40-70 °C
  • Compatibility Code
  • Contacts Type and Composition
    1 NO
  • Device Short Name
  • Electrical Durability
    1000000 cycles, AC-15, 2 A at 230 V, operating rate <3600 cyc/h, load factor: 0.5 conforming to EN/IEC 60947-5-1 appendix C
  • Ip Degree of Protection
    IP20 conforming to IEC 60529
  • Mechanical Durability
    10000000 cycles
  • Net Weight
    0.011 kg
  • Product Certifications
  • Product or Component Type
    contact block
  • Range of Product
    Harmony XB5
  • Standards
    CSA C22.2 No 14
  • Tightening Torque
    0.8-1.2 N.m conforming to EN 60947-1
  • Connections - Terminals
    screw clamp terminals, <= 2 x 1.5 mm² with cable end conforming to EN 60947-1
  • [ith] Conventional Free Air Thermal Current
    10 A conforming to EN/IEC 60947-5-1
  • Contact Block Type
  • Contact Operation
  • Contacts Material
    silver alloy (Ag/Ni)
  • Contacts Usage
    standard contacts
  • Device Presentation
    basic element
  • Electrical Composition Code
    C1 (quantity <= 9 )
  • Mounting of Block
    front mounting
  • Operating Force
    2.3 N NO changing electrical state
  • Operating Travel
    2.6 mm (NO changing electrical state)
  • Positive Opening
  • Protective Treatment
  • Sale Per Indivisible Quantity
  • Shape of Screw Head
    cross compatible with pozidriv No 1 screwdriver
  • Shock Resistance
    30 gn (duration = 18 ms) for half sine wave acceleration conforming to IEC 60068-2-27
  • Short-circuit Protection
    10 A cartridge fuse type gG conforming to EN/IEC 60947-5-1
  • Vibration Resistance
    5 gn (f= 2-500 Hz) conforming to IEC 60068-2-6
more specification
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