Schaltbau Holding AG

Fusible overtemperature protection and tripping devices

ZH437 K-H series

ZH437 K-H series

  • Tripping device with aux. switch, standard
  • 3,000 V nominal voltage
  • 4,000 V rated insulation voltage
  • Snap-action switch S870 series
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ZH437 K-HK series

ZH437 K-HK series

  • Tripping device with aux. switch, short
  • 1,800 V nominal voltage
  • 4,000 V rated insulation voltage
  • Snap-action switch S870 series
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ZH437 K series

ZH437 K series

  • Tripping device, standard
  • 3,000 V nominal voltage
  • 4,000 V rated insulation voltage
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ZH437 K-K series

ZH437 K-K series

  • Tripping device, short
  • 1,800 V nominal voltage
  • 4,000 V rated insulation voltage
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ZH937 K-Z series

ZH937 K-Z series

  • Tripping device with reflector plate
  • 3,000 V nominal voltage
  • 4,000 V rated insulation voltage
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ZH037 K series

ZH037 K series

  • Tripping device, short
  • 1,500 V nominal voltage
  • 1,800 V rated insulation voltage
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ZH437 K-KG series

  • Overtemperature protection device, short
  • 1,800 V nominal voltage
  • 4,000 V rated insulation voltage
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ZH437 series

  • Overtemperature protection device, medium
  • 1,800 V nominal voltage
  • 4,000 V rated insulation voltage
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ZH937 series

  • Overtemperature protection device, long
  • 3,000 V nominal voltage
  • 4,000 V rated insulation voltage
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Fusible links ZH037 Exxx

  • Order separately for tripping devices:
  • ZH037 K
  • ZH437 K-HK
  • ZH437 K-K
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Fusible links ZH437 Exxx

  • Order separately for overtemperature protection devices:
  • ZH437
  • ZH437 K-KG
  • ZH937
  • as well as tripping devices:
  • ZH437 K
  • ZH437 K-H
  • ZH437 K-Z
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