Industry News-Page 3-Innovotonica

How do manufacturers of dry-type transformer temperature controllers determine the function suffix?

July 14, 2026, 02:12:02

For customers looking to purchase spare parts for BWDK temperature controllers, IB temperature controllers, and dry-type transformer temperature controllers. The function suffix affects communication, analog output, fan control, and alarm output. Before requesting a quote, please provide the complete model number, photos of the terminals, cabinet door cutouts, and the intended application. When purchasing dry-type transformer temperature controllers, the suffix following the model number...

Not sure what model your thermostat is? Just send these photos for a preliminary assessment.

July 13, 2026, 14:12:02

Ideal for customers whose old thermostats are missing nameplates, have illegible model numbers, or who need to purchase replacements urgently on-site. We recommend sending photos of the front, nameplate, terminals, back, sensor connector, cabinet door cutout, and on-site wiring. After an initial assessment, we will still need to confirm the function suffix, output signal, number of probes, and mounting dimensions. The thermostat uses...

What items should be confirmed before submitting a quote for a transformer online monitoring system solution?

July 13, 2026, 02:12:02

Suitable for customers looking to purchase solutions such as online transformer monitoring systems, oil chromatography monitoring, partial discharge monitoring, and bushing monitoring. Before providing a quote, we recommend confirming the monitoring targets, existing sensors, communication interfaces, on-site photos, and project documentation. For system-level products, it is not appropriate to provide a quote based solely on the product name; it is necessary to first clarify the scope of monitoring and data interfaces...

List of Information for Requesting a Quote on a Wireless Temperature Monitoring System for Switchgear Cabinets

July 12, 2026, 14:12:02

Ideal for customers looking to purchase wireless temperature monitoring systems for switchgear, passive wireless temperature monitoring systems, and electrical contact temperature monitoring systems. Before requesting a quote, we recommend confirming the voltage rating, number of temperature measurement points, installation location, communication method, and display method. If this is for a retrofit project, please provide photos of the interior of the cabinet and specify the contacts, busbars, or cable terminations that need to be monitored...

Why is it necessary to confirm the nominal diameter, opening pressure, and signal type when requesting a quote for a pressure relief valve?

July 12, 2026, 02:12:02

For customers looking to purchase transformer pressure relief valves, YSF pressure relief valves, and safety accessories for oil-immersed transformers. Before requesting a quote, please confirm the nominal diameter, opening pressure, signal type, installation method, and provide photos of the old valve. Different suffixes indicate different functional configurations; please do not request a quote based solely on “pressure relief valve.” Pressure relief valves are used for...

Why are flange dimensions and pendulum length required for a quote on a remote oil level gauge?

July 11, 2026, 14:12:02

For customers looking to purchase remote oil level gauges for transformers, YZF oil level gauges, and spare parts for oil reservoir level monitoring. Before providing a quote, we recommend confirming the model number, flange size, rocker arm length, alarm contacts, and photos of the on-site installation. Remote oil level gauges often require installation compatibility checks and cannot be directly substituted based solely on the product name. Remote oil level gauges are used in transformers...

Guide to Selecting and Purchasing Online Monitoring Devices for Dissolved Gases in Transformer Oil (Including Technical Comparison)

July 11, 2026, 09:13:01

This device (DGA) is a precision condition-monitoring instrument that connects directly to the oil circulation system of large power transformers, capturing fault gas concentrations in real time through automatic online sampling. The device overcomes the time lag associated with traditional offline testing and offers round-the-clock real-time monitoring capabilities along with extremely high detection sensitivity. This type of system...

The model number on the old GFDD cooling fan is illegible. How can I determine the replacement specifications?

July 11, 2026, 02:12:02

Suitable for procurement discussions regarding old GFDD cooling fans with faded nameplates, missing model numbers, or those scheduled for shutdown and maintenance. Identification can be aided by external dimensions, mounting hole spacing, impeller diameter, airflow direction, power supply, and on-site installation photos. When confirming replacement specifications, do not focus solely on length; mounting method and wiring locations are equally important. Many dry-type...

What information is needed to get a quote for a dry-type transformer temperature controller?

July 10, 2026, 14:12:02

For customers looking to purchase dry-type transformer temperature controllers, BWDK temperature controllers, or IB series temperature controllers. Before requesting a quote, we recommend having the model number, function suffix, number of probes, communication method, and photos of the on-site installation ready. If you are unsure of the old model, please first send photos of the nameplate, terminals, cabinet door cutouts, and sensors, and we will assist you...

How do I put together a one-stop procurement list for transformer components? Thermostats, oil level gauges, fans, pressure relief valves

July 10, 2026, 02:12:02

For one-stop procurement, it is advisable to first organize product categories, models, quantities, and intended on-site applications. Innotongda’s product range includes temperature controllers for dry-type transformers, cooling fans, oil level gauges, gas relays, pressure relief valves, and online monitoring systems. For items not listed by specific model in the list, please attach photos or drawings; do not use vague descriptions...

Before purchasing a transformer pressure relief valve, how do you determine the model, size, and mounting method?

July 9, 2026, 02:12:02

Before purchasing a pressure relief valve, confirm the model, nominal diameter, opening pressure, signal type, and installation method. Pressure relief valves such as the YSF9-80K/130K, YSF9-70K/80K, and YSF Φ25mm and Φ50mm correspond to different nominal diameters and configurations; their specifications must not be interchanged. Pressure relief valves must not be substituted arbitrarily based on their names; instead, one should refer to the...

Before selecting a temperature and humidity controller for a power distribution cabinet, what operating conditions need to be confirmed?

July 8, 2026, 14:12:02

Before selecting a temperature and humidity controller, you should confirm the cabinet environment, the object to be controlled, the power supply, and the installation method. The YN-TH and IX series offer a variety of temperature and humidity control configurations; when selecting a model, you need to confirm the cabinet environment, the object to be controlled, and the installation dimensions. Temperature and humidity control requirements for distribution cabinets, prefabricated substations, and switchgear are generally...

What models should Australian transformer gas relay manufacturers verify before making a purchase? (Buchholz Relay Manufacturer)

July 8, 2026, 09:42:12

Innotongda can provide product documentation, model confirmation, and pricing information for transformer gas relays for projects in Australia. Before placing an order, we recommend that you prepare the product model, quantity, intended use, on-site photos, the nameplate of the old product, and any requirements for English-language documentation. If the product is intended to replace existing equipment, please also provide the installation dimensions, wiring terminals...

When replacing a temperature controller on an oil-immersed transformer, how do you verify the model information for the BWY and BWR models?

July 8, 2026, 02:12:02

When replacing temperature controllers for oil-immersed transformers, first distinguish between the oil-level temperature controller (BWY) and the winding temperature controller (BWR). The “Oil-Immersed Transformer Temperature Controllers” section provides information on models such as BWY-802, BWY-803A, BWR-04J, and BWR-06JTH. Before replacement, verify the model number, the temperature measurement target, the installation method, the output signal, and the wiring requirements. ...

Procurement Guide for German Manufacturers of Online Partial Discharge Monitoring Systems (Hersteller für Online-Teilentladungsüberwachung)

July 7, 2026, 14:12:02

Innotongda can provide product documentation, model confirmation, and pricing information for partial discharge online monitoring systems for projects in Germany. Before placing an order, we recommend that you prepare the product model, quantity, intended use, on-site photos, nameplates of the old equipment, and any requirements for English documentation. If the equipment is intended to replace existing units, please also provide the installation dimensions, terminal connections, and...

Procurement List for One-Stop Suppliers of Transformer Components in Indonesia (Pemasok komponen transformator)

July 7, 2026, 02:12:02

Innotongda can provide product documentation, model confirmation, and price quotes for transformer components for projects in Indonesia. Before placing an order, we recommend preparing the product model, quantity, intended use, on-site photos, the nameplate of the old product, and any required English-language documentation. If the product is intended to replace existing equipment, please also provide the installation dimensions, terminal connections, and details of the original product...

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