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STPF-Series Busway Intelligent Protection System

  • 2024-12-20
  • China
  • The STPF-series bus duct intelligent monitoring and protection device adopts large-scale integrated circuits and advanced nonlinear correction technology, and has the advantages of high accuracy, good reliability, and strong anti-interference ability. It mainly monitors the heating of the bus duct caused by overload, short circuit, loose joints or other factors during operation. When the temperature rise exceeds the normal allowable temperature rise of the bus duct, it will alarm or cut off the power supply.

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The STPF-series bus duct intelligent monitoring and protection device adopts large-scale integrated circuits and advanced nonlinear correction technology, and has the advantages of high accuracy, good reliability, and strong anti-interference ability. It mainly monitors the heating of the bus duct caused by overload, short circuit, loose joints or other factors during operation. When the temperature rise exceeds the normal allowable temperature rise of the bus duct, it will alarm or cut off the power supply.

Technical parameters:

  • Product name: STPF bus duct intelligent monitoring and protection instrument
  • Display mode: LED digital indication
  • Basic error: ≤±0.5%F·S+1 character
  • Resolution: 1℃, 0.1℃ (measuring panel range within +200℃)
  • Set point error: ≤±0.5xF·S+1 character
  • Switching difference: ≤±0.5%F·S
  • Cold end compensation: The error is less than 2℃ in the range of 0'C~40℃
  • Over-limit alarm: The alarm point is when the measured signal exceeds the set value by about 5% of the full range or is specified, and the alarm range is ≤1.0%F·S
  • Input signal: Thermocouple 0~400℃
  • Alarm mode: Two-way alarm output: Over-temperature alarm limit tripping
  • Output capacity: AC240V 5A
  • Temperature coefficient: When used within the range of 0℃~50℃ and deviates from 20℃±2℃, the temperature coefficient is ﹤0.05%/℃
  • Power supply voltage: AC220V±10% 50Hz Power consumption ﹤5VA
  • Working environment: Ambient temperature -15~50℃ Relative humidity 45~85%RH
  • Control mode: On-site and remote monitoring
  • Scope of application: Applicable to single-point monitoring of bus duct or combined into a centralized monitoring system for bus trunk lines
Sichuan Sotoon Busbar Trunking Systems Co., Ltd.
  • No. 5 Lafarge Avenue, Dujiangyan City, Chengdu City, Sichuan Province
  • China
  • +86 028-87978376
  • 120102326@qq.com
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