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Relay - Sun-Vic, Time Delay, Type 602, 1963 Object Reg. No: HT 26059

Summary:
Thermal time delay relay.
Used to delay the application of plate voltage to mercury vapour rectifiers until the cathode had reached a safe temperature.
Description:
Tubular glass bulb with two thick multi-strand wire flying leads and three thinner single strand flying leads.
Acquisition Information:
Transfer (Probable) from Victoria: Environment Protection Authority (EPA)
Discipline: Technology
Dimensions: 107 mm (Height), 24 mm (Diameter)
Dimension Comment: Dimensions of glass tube.

More information

Tagged with: time delay relays
Themes this item is part of: Information & Communication Collection
Primary Classification: ELECTRONICS
Secondary Classification: Vacuum Technology
Tertiary Classification: switching
Inscriptions: On label stuck on bulb: " STYLE 136787 / SUN-VIC CONTROLS LTD. / Type "602." Control Current must not / exceed 29 MA. Control Circuit Resistance 1800 Ohms. approx. Unless 1 lead is common / to the Control Circuit, the series resistance / must be in 2 parts, 1 in each lead and neither / part must be less than 500 Ohms. / Patent No. 354020 & Others ", " 16.0 : 16.0 mA 17.9.63 "
Manufacturer: Sun-Vic Controls Ltd., 1963

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