Mercury Switch Type Oil Temperature Indicator

This is a high performance Mercury Switch Type Oil Temperature Indicator with +/- 2A C accuracy. capable of temperature monitoring, indication & control, for the protection of Transformers from 1 MVA to 10 MVA rating.

Technical Data :
Dial Diameter : 118 mm Segment Dial
Angular Sweep : 60A
Range : 0-120A C, 0-150A C, 20-140A C & 30-150A C
Accuracy : +/-2A C
Graduations : 2A C per division

Electrical Connections
All line to body(Earth) High Voltage Breakdown Tested : 2.5 KV AC, 50Hz for 60 seconds
Terminal Type : WAGO Terminals Press Fit Type
Switch Configurations
Max.No. of Switches
: 4
Switch Type : Dry electrode mercury in glass
Switch Rating : 5A AC/DC at 250V
Switches : Normally Open Type
Adjustable Range : 10-90% of Full Scale Range
Switch Differential : 6-90A C (Close to Open & Vice Versa)
Switch Accuracy : +/-2.5A C of Set Value
Instrument Case : Weatherproof pressure die-cast Aluminum Alloy Casting with epoxy coated tall sides. Protective Class IP55 as per IS 13947 Part II.
Capillary Entry : Bottom or Top of the case
Cap. Length : Up to 15 Meters
Cap. Tubing : Capillary line protected by flexible Stainless Steel Armour and additional Stainless Steel Armour to reinforce at the entry to the case.
Standard Fittings : 1. Switch Testing Knob
2. Resettable Maximum Pointer
3. Anti-Vibration Mounting Grommets (for Projection Mounting)