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Siemens W75054-T1001-A150 thermal fuse: T0.63A over-temperature protection for heated OXYMAT 6 / ULTRAMAT 6

For heated versions of OXYMAT 6 / ULTRAMAT 6 | 250 V slow-blow | permanent-blow over-temperature protection

Read this first when ordering spares

The W75054-T1001-A150 is an over-temperature protection spare for the heated versions of Siemens Series 6 gas analyzers (OXYMAT 6 / ULTRAMAT 6). Once triggered it blows permanently and cannot be reset, so it must be replaced. Rating T0.63A / 250 V (slow-blow). Once you have confirmed the model, ask us and we will check availability and quote.

Specifications

ItemDetails
ModelW75054-T1001-A150
Component typeTemperature fuse / thermal fuse
Rated currentT 0.63 A (slow-blow)
Rated voltage250 V
OperationPermanent blow (not resettable, one-time protection)
ConstructionAxial lead, for PCB or in-line mounting
Weight0.037 kg (Siemens SiePortal)
EquipmentSiemens OXYMAT 6 / ULTRAMAT 6 (Series 6), heated versions
FunctionBlows and cuts power when equipment temperature exceeds the limit, preventing overheating damage or fire
Part typeSiemens manufacturer spare part (OEM part)

About the equipment: Siemens Series 6 gas analyzers (heated versions)

  • OXYMAT 6: oxygen concentration analyzer; the heated version keeps the cell at a set temperature for stable measurement accuracy.
  • ULTRAMAT 6: infrared gas analyzer (CO / CO₂ / CH₄ and more); the heated version is fitted with the same thermal fuse.
  • If the heating module of a heated version overheats, the W75054-T1001-A150 blows and cuts power to the heating circuit, preventing damage to the equipment.

Features

  • Precise thermal-sensitive material with a stable trip temperature — no early trips or excessive delay.
  • Slow-blow (T-type) design tolerates brief warm-up inrush current, avoiding false trips at normal start-up.
  • Axial-lead construction connects directly in series in the circuit, with no extra drive circuit needed.
  • Compact and light (37 g), without affecting the equipment’s existing wiring space.
  • Heat-resistant body, usable in the high-temperature, humid environment inside the analyzer.
  • Made by Siemens to the equipment specification, avoiding the risks of substitute parts.

Usage notes

A thermal fuse is a one-time, non-resettable component: once blown it cannot be reset and must be replaced with a new one. Investigate the cause at the same time (check whether the analyzer’s heating module has failed) so it does not trip again after replacement. We recommend keeping 1–2 spares with each instrument to shorten downtime.

Uses

  • Scheduled maintenance spare for heated Siemens OXYMAT 6 / ULTRAMAT 6
  • Replacement after the Series 6 heating module over-temperature fuse has blown
  • Spares stock for process gas analysis stations and environmental monitoring equipment
  • Over-temperature safety protection for Siemens analyzers in factory automation systems

Trademarks: Siemens, OXYMAT, ULTRAMAT, SiePortal and the model names on this page are trademarks or model names of their owners, used here only to identify the products. JIAHON is not the authorized distributor of this brand in Taiwan.

Request a quote

Need to check availability of the W75054-T1001-A150, a quantity quote, or other Siemens Series 6 analyzer spares? Contact JIAHON. Request a quote →

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