Dry-run protection

Dry-run protection
Order no.
Dry-run protection stop switch 10 m (0903028521)
  • Dry-run protection for domestic waterworks, automatic domestic water systems, garden pumps, immersion pumps and submersible pressure pumps
  • Float switch with 10 metre cable length
  • When drawing from cisterns, ponds or streams, the float switch switches the pumps on and off automatically depending on the water level
  • Plug/socket combination

0903028521
     
Hydrostop dry-run protection (0903052597)
  • Dry-run protection: automatic deactivation of the motor when nothing is left to pump / reduction of the water pressure (leaky suction pipe, the water supply dries out)
  • Ideally suited for domestic water works
  • Voltage: 230 V
  • Frequency: 50 / 60 Hz
  • Max. amperage: 10 A-2.2 kW
  • Switch-off pressure: 0.8 bar (minimum water pressure)
  • Maximum operating pressure 6 bar
  • Protection type: IP X4
  • Maximum operating temperature 0° to 35° C
  • Connection:
  • Discharge port, 1" Female Thread
  • Device connection, 1" Male Thread
  • Adapter 1" Female Thread x 1" Male Thread

0903052597
     
Hydromat HM 2 (0903063238)
  • To convert a garden pump into an automatic domestic water works system
  • Also suitable for deep well pumps and submersible pressure pumps
  • Dry-run protection is the automatic deactivation of the motor when nothing is left to pump. (Leaky suction pipe, the water supply dries out)
  • Hydromat switches the pump on automatically when the water pressure drops and switches it off again when the pump’s maximum pressure is reached
  • A diaphragm and spring neutralise the effects of pressure surges
  • With a safety valve to prevent water leaking if the diaphragm is damaged
  • Switch-on pressure approx. 1.5 bar
  • Voltage: 230 V
  • Frequency: 50 / 60 Hz
  • Protection type: IP 65
  • Maximum amperage: 16(8) A-1.5 kW
  • Maximum operating pressure 10 bar
  • Maximum operating temperature 0° to 65° C
  • Connection:
  • Discharge port, 1" Male Thread
  • Device connection, 1" Male Thread
  • Adapter 1" Female Thread x 1" Male Thread

0903063238
     
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