Temperature Indicators
Advanced Oil & Winding Temperature Monitoring for Modern Transformers
Accurate temperature measurement is essential for protecting transformer insulation and ensuring long‑term operational reliability. Insulect supplies proven temperature measurement solutions from Qualitrol and COMEM, offering dependable monitoring of oil and winding temperatures across a wide range of transformer applications. These solutions combine robust mechanical design with precise thermal measurement to support both local indication and remote monitoring requirements.
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Product Range Overview
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A next-generation mechanical temperature indicator for monitoring oil and winding temperatures in all transformer classes, featuring bellows-based winding simulation, improved ingress and corrosion protection, and digital communication for modern monitoring systems.
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A compact capillary-based temperature indicator for remote monitoring, featuring a bourdon tube system, resettable max pointer, and up to three switches for alarms and control—ideal where direct access is limited.
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A capillary-based remote thermometer for oil or simulated winding measurement, offering eye-level indication, built-in control/alarm functions, and integration with SCADA and remote monitoring systems.
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A side-mounted bimetal thermometer for direct transformer tank monitoring, with a resettable max pointer, up to two switches, and a rugged, sealed design for harsh environments.
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A series of direct-mount mechanical thermometers for oil or simulated winding measurement, with a resettable max pointer, up to two switches, and optional Pt100 output for SCADA integration.
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A top-mounted mechanical thermometer for transformer oil, with a resettable max pointer, corrosion-resistant build, and well-mounted design for easy replacement without draining.
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A side-mounted bimetal thermometer for direct indication and control, with a resettable max pointer, up to three switches, and a well-mounted design for easy replacement.
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A side-mounted bimetal thermometer with a 4″ dial, resettable max pointer, and well-mounted design for easy replacement—built with a sealed, corrosion-resistant construction for harsh environments.
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A robust direct-mount Bourdon tube thermometer with a 6″ dial, up to four switches, and a resettable max pointer—ideal for winding simulation, with IP65/C5-M protection and thermowell compatibility for easy replacement.
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COMEM liquid and winding temperature indicators help control unexpected temperature rises in liquid-filled transformers. Compatible with all designs, they allow customised alarm settings and easy on-site monitoring via a clear dial to support maintenance decisions.
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A liquid temperature indicator for measuring insulating fluid in transformers and reactors, helping ensure safe, efficient operation by monitoring and maintaining optimal temperature in electrical equipment.
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COMEM TWM thermostats measure insulating oil temperature in transformers, reactors, and similar equipment. They provide accurate monitoring, require qualified installation, and include features like manual reset, concealed settings, and IP40 protection for reliable operation.
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