Surge Protector Type 3 For Reliable Terminal Protection
Surge Protector Type 3 -BT TT1+1 275 RM
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Surge Protector Type 3 -BT TT1+1 275 RM

Surge Protector Type 3 BT TT1+1 275 RM(812230) is for installation at LPZ 1-2 or higher zones, protecting low voltage equipment from surge damage. Applied in modular SPD Class III (Class D) for single phase 220V/230V/240V TT("1+1" circuit) / TN power supply system. Designed according to IEC 61643-11/ EN 61643-11/ GB/T 18802.11.
  • Type

    BT TT1+1 275 RM

  • Art.-No.

    812230

  • Features

    1. Green light indicates normal and red indicates fault.
    2. Single phase protection with disconnector.
    3. Remote signalling connector for fault indication.
    4. For single phase 220V/230V/240V TT("1+1" circuit) system compatible.

surge protector type 3
type 3 surge protector
Application:
Protecting eletronic equipment from surge damages.
System Type:
Single phase 230V / 220V power supply system
Support OEM and ODM
T3 Surge Protector
Uoc: 10kV

Surge Protector Type 3 is designed to provide final-stage surge protection for electrical equipment installed close to the point of use. Working together with upstream surge protection devices, it helps reduce residual surge energy before it reaches sensitive electronics. We design Type 3 surge protection to support stable operation for office equipment, household electronics, control devices, communication systems, and precision electrical applications. By minimizing the impact of transient overvoltage, Surge Protector Type 3 helps improve equipment reliability, reduce electrical stress, and support consistent performance in everyday power environments.

Features

1. Final-Stage Surge Protection: Designed to provide terminal-level protection by reducing residual surge energy close to sensitive equipment.
2. Coordinated Multi-Level Operation: Works alongside upstream surge protection devices to improve overall electrical protection performance.
3. Fast Response to Transient Overvoltage: Helps respond quickly to remaining surge energy before it reaches connected electrical devices.
4. Sensitive Equipment Compatibility: Supports protection for electronics requiring stable voltage and reduced electrical disturbance.
5. Continuous Passive Protection: Provides reliable surge protection during normal operation without additional user intervention.
surge protective device type 3

Advantages

1. Improved Equipment Reliability: Supports stable operation of electronics that require consistent voltage conditions.
2. Reduced Long-Term Electrical Stress: Helps minimize repeated surge exposure that may shorten equipment lifespan.
3. Better Multi-Level Protection Performance: Complements Type 1 and Type 2 surge protection devices for more complete system coverage.
4. Lower Maintenance and Replacement Costs: Helps reduce unexpected equipment failures caused by residual transient overvoltage.
5. Stable Daily Power Performance: Supports cleaner electrical conditions for precision electronic equipment.
6. Increased Electrical Safety: Provides an additional protection layer where sensitive devices require higher surge resistance.
type 3 surge protection device

Applications

1. Office Electronics: Protects desktop computers, monitors, printers, and office communication equipment installed at the point of use.
2. Home Electrical Equipment: Suitable for televisions, smart home devices, entertainment systems, and household electronics.
3. Control Cabinets: Applied near sensitive control equipment requiring additional terminal surge protection.
4. Communication Devices: Supports stable operation of routers, switches, gateways, and communication terminals.
5. Medical and Laboratory Equipment: Suitable for electrical devices that require stable power quality and reduced transient disturbance.
6. Commercial Electrical Installations: Used in retail stores, office buildings, hotels, and service facilities with sensitive electronic equipment.
7. Coordinated SPD Systems: Installed as the final protection stage within Type 1 and Type 2 surge protection systems.
Surge Protective Device

Technical Data

Product Showcase

Surge Protection Device
BT TT1+1 275 RM
Dimension_BT TT1+1 275 RM
Dimension
Circuit_BT TT1+1 275 RM
Circuit
BT TT1+1 275 RM Mounting Parallel
Mounting-Parallel
BT TT1+1 275 RM Mounting Series
Mounting Series

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