WINDING TEMPERATURE INDICATOR WITH MICRO SWITCHES - WTI
For the protection of transformers



Thermometer Ø150mm CVB-IT2000 with capillary extension and Thermal Image

cvbite.gif (23211 bytes)

Case
Injected aluminum case with threaded ring
Hermetically sealed, protection IP68

Bulb sensor
With thermal fluid expansion
Bulb arrangement with capillary extension
3/4 BSP swivel connection
Stainless steel or carbon steel capillary tube

Window
Instrument glass window with adjustable key
for temperature indications and maximum reset

Special dial
Black coated aluminum disc with white scale in arc of 140° temperature range 0 - 150 ºC
Principal pointer in white color
First micro switch alarm pointer in green color
Second micro switch alarm pointer in yellow color
Third micro switch alarm pointer in blue color

Micro switches
Electric capacity: 5 A / 125 VAC
3 A / 250 VAC resistive load
Ohm resistance: 0 - 200 miliohms
Insulation breaking test 1500 VAC / 1 min
Temperatures setting by easy manipulation
with screw-driver. Separated electrical circuits

Accuracy
ANSI grade B = ± 2%

Finish
Grey munsell N 6,5 color NBR 12455


Thermometer TR-215 IT2000 with capillary extension and Thermal Image

tr.gif (29966 bytes)

Case
Injected aluminum case and cover
Assembled with anti-vibration spring system
Degree of protection IP54

Bulb sensor
With thermal fluid expansion and compensation
for ambient temperature changes
Bulb arrangement with capillary extension
3/4"BSP sliding connection
Stainless steel capillary tube

Window
Instrument glass window with adjustable key
for maximum pointer reset

Special dial
Black coated aluminum disc with white scale
140° temperature range 0 - 150 ºC
Principal pointer in white color
Maximum pointer in red

Micro switch setting temperatures
2 - 4 switches with separated dial and circuits
Manually temperatures setting
Making capacity: 0,5A/125VCC - 6A/220 VAC
Breaking capacity: 0,5A/125VCC - 0,5A/220VCA
Ohm resistance: 0 - 200 miliohms
Insulation test 2000 VAC / 1 min

Accuracy
ANSI grade B = ± 2 %

Thermal Image - Heating element
Special heating element R=2,5 miliohms   total insulated
Assembled in the interior of the case and
connected to the current transformer for
setting the winding temperature gradient
Very short reaction

Finish
Grey munsell N 6,5 color NBR 12455


click here to contact us