SWITCH-DISCONNECTOR FOR WATER ELECTRIC HEATER Russian patent published in 1994 - IPC

Abstract RU 2016535 C1

FIELD: automatic disconnectors. SUBSTANCE: water electric heater switch-disconnector has alarm signalling unit, electric heater, switching unit, indicator unit, control unit designed as the array of two optron pairs, resistors and transformer. EFFECT: provides increase in operational reliability. 2 dwg

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RU 2 016 535 C1

Authors

Ivanov V.I.

Korolev V.I.

Dates

1994-07-30—Published

1991-06-28—Filed