Innotransformer - dry type transformer temperature controller manufacturer, transformer winding temperature controller, oil level meter, substation intelligent monitoring system, temperature and humidity sensors, transformer components\auxiliary equipment\accessories one-stop supplier. Reasonable price. Tel:400-181-6499

Transformer oil surface thermometer BWY model

July 21, 2025 10:00:33

  bwy-803agth bwy-802agth bwy(wtzk)-02(th) bwy-803a(th) bwy-802a(th) bwy-802th bwy-802ath 802agth bwy-803(th) bwy-803a(th) bwy-803ag(th) XMT- 288FC BWY-804ATH BWR-04 XMT-288FC-II X...

Cooling fan GFDD Model dry type transformer fan manufacturers

July 21, 2025 08:38:58

Dry type transformer fan manufacturer Dry type transformer cooling fan model GFDD Introduction GFDD370-110 GFDD440-110 GFDD470-110 GFDD490-110 GFDD560-110 GFDD590-110 GFDD610-110 GFDD760-110 GFDD860-110 gfdd1050-110 gfdd1120-110 gfdd1300-110 ...

Dry-type transformer cooling fan GFD type

July 21, 2025 08:22:31

GFD365-120 GFD440-120 GFD470-120 GFD590-120 GFD470-155(Side Blow) GFD470-150(Side Blow) GFD470-155(W/H 235*200) GFD470-150(W/H 235*200) GFD358-150(Side Blow) GFD365 GFD365-150(Side Blow) GFD490-150(Side Blow) GFD590-150(...

BWDK Dry-type Transformer Thermostat Models

July 21, 2025 08:14:58

bwdk3207e transformer temperature controller power supply bwdk transformer temperature controller temperature control bwdk-3212 bwdk dry type transformer temperature control box bwdk dry type transformer temperature controller bwdk dry type transformer temperature control bwdk dry type transformer temperature control bwdk-4208be bwdk-s301 bwdk-3208e-x1 bwdk-3208-x1 bwdk- dq201 bwdk-pq201...

How to choose the best manufacturer of dry-type transformer thermostats

July 20, 2025 17:20:28

Functional requirements of dry-type transformer thermostats Accurate temperature measurement: Use of high-precision PT100 or PTC sensors (usually 3-6 as standard, or even more). Reliable fan control: automatically start and stop the cooling fan according to the set threshold (usually 1-2 outputs). Over-temperature alarm: When the temperature reaches the preset alarm threshold...

Dry-type transformer fans

July 19, 2025 08:13:44

Dry-type transformer cooling fan (referred to as "dry-type transformer fan") is the role of "forced air cooling" (AF), compared with the natural air-cooled (AN), in a short period of time to increase the transformer capacity of about 50%, and to extend the insulation life. The following fan selection - installation - wiring - control - operation and maintenance "a clear, convenient project directly on the ground...

Introduction to transformer winding thermometers

July 18, 2025 09:31:40

Transformer Winding Temperature Indicator (Winding Temperature Indicator, referred to as WTI) is used to directly monitor the hot spot temperature of the transformer winding of the key equipment, and its design needs to take into account the high-voltage insulation, anti-electromagnetic interference and long-term stability. 1. working principle Indirect measurement method (mainstream): through the current transformer...

What is a transformer thermometer

July 17, 2025 15:30:19

Transformer thermometers are important monitoring and protection equipment for the safe operation of modern electric power. Through real-time temperature monitoring, it can effectively prevent the risk of transformer overheating and insulation aging. With alarm, linkage control, historical data, remote communication and many other intelligent functions. Applicable to substations, industrial power distribution, new energy and other multi...

Oil-immersed transformer temperature controller details

July 17, 2025 15:05:42

Oil-immersed transformer temperature controller is the core intelligent equipment to ensure the safe operation of the power system, designed for real-time monitoring and precise regulation of oil temperature and winding temperature of oil-immersed transformers. Through efficient temperature detection and automatic alarm, fan control, trip protection and other functions, the temperature controller effectively prevents equipment...

Comprehensive guide to dry-type transformer thermostats

July 17, 2025 10:04:50

The dry-type transformer thermostat is the "central brain" of the transformer thermal protection system. This key device continuously monitors the winding temperature, controls the cooling fans, and provides the necessary alarms and trip signals to prevent overheating. Understanding its function is key to ensuring the long-term reliable, safe and efficient operation of any dry-type transformer installation...

Transformer Pressure Relief Valve - Key Non-Electrical Protection Device for Oil-immersed Transformers

July 16, 2025 10:27:58

Transformer Pressure Relief Valve (PRV) is a key non-electrical protection device for oil-immersed transformers, which is used to quickly release the pressure when the pressure rises suddenly due to internal faults, preventing the tank from deforming or exploding, and safeguarding the safety of the equipment and the people. ✅ Core Role and Principle Form Copy Function ...

Double Float Transformer Gas Relay

July 15, 2025 08:27:10

Double float transformer gas relay (also known as double float gas relay) is an important device for transformer non-electricity protection, installed in the pipeline between the transformer tank and the oil storage cabinet (usually with a slope of 1% to 1.5%), used to detect internal transformer faults . Structure and working principle: double floating...

BWY-804/806 Model Thermostat

July 14, 2025 14:51:49

Product Positioning Designed for the measurement and control of oil temperature in the top layer of power transformer, it is the upgraded model of BWY-802/803, with two specifications of 804 (four groups of switches) and 806 (six groups of switches), and it can directly drive the cooling system and output alarm signal. Core Functions Multi-group programmable temperature control switches: full-range arbitrary...

What are the oil-immersed transformer monitoring

July 14, 2025 09:26:08

The monitoring content of oil-immersed transformer can be divided into "electrical quantity monitoring + oil system monitoring + mechanical/environmental condition monitoring + online intelligent diagnosis" four plates, totaling 12 core indicators. Daily operation, preventive testing and online monitoring are centered on these items. 1. Electrical quantity and temperature rise monitoring Monitoring items...

Benefits and Intelligence of Transformer Gas Relays

July 13, 2025 09:05:33

The advantages of transformer gas relay (gas relay) can be summarized as the following five core advantages: 1. High sensitivity, early warning of faults It can detect minor turn-to-turn short circuits, partial overheating of the iron core, degradation of the insulating oil and other faults, which have a small current and are often not recognized by differential protection. When the gas in the oil slowly accumulates...

How to choose a dry-type transformer cooling fan manufacturer

July 12, 2025 09:29:12

When choosing a dry-type transformer cooling fan manufacturer, it is recommended that the following five dimensions of systematic assessment, to avoid only looking at the price or brand: First, technical compliance (bottom line requirements) Industry standards: It must be clear that the manufacturer's products comply with the JB/T8971-1999 "dry-type transformer with cross-flow cooling fan". Type test report:...

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