Surge Protector AC 220V - Residential Voltage Protection
Surge Protector AC 220V -BT 3L PBM120 385V 1+1
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Surge Protector AC 220V -BT 3L PBM120 385V 1+1

Surge Protector AC 220V BT 3L PBM120 385V 1+1(840937) is for installation at LPZ 0B-1 or higher, surge arresters applied in Class I (Class B) for single-phase TT/TN power supply system. For example, computer, communication, or control equipment. Designed according to IEC 61643-11 / EN 61643-11 / GB/T 18802.11.
  • Type

    BT 3L PBM120 385V 1+1

  • Art.-No.

    840937

  • Features

    1. Surge arresters for class I single-phase TT/TN system.
    2. Max. Discharge current up to 120kA 8/20us.
    3. Built-in circuit breaker, prewired with SPD, easy for installation.
    4. Can inspect the SPD operation window, suitable for indoor application.
    5. Green indicates normal and red light indicates fault for operation.
    6. Impulse counter function, recording the lightning events.
    7. External wiring terminal, easy for connection.
    8. Mode of protection:L-N;N-PE.
    9. Suitable for single phase 220V/230V/240V AC system compatible.

Surge Protector AC 220V
Suitable for single phase 220V/230V/240V AC system compatible.
Protection Elements: High Engry MOV+ High Engry GDT
Mode of protection: L-N; N-PE.
Surge Ratings: In=60kA/100kA(8/20μs)
High Surge Currents: Imax=120kA(8/20μs)

Surge Protector AC 220V is designed for residential electrical systems operating on 220V alternating current. It controls sudden voltage rises caused by lightning activity or external power disturbances before they reach household circuits. Installed at a distribution point or specific power line, it supports stable operation of appliances and connected equipment. The device remains active during normal power use and fits common residential electrical layouts. By limiting excessive voltage levels, it helps reduce electrical stress on wiring and devices, supporting safer power conditions across indoor environments using standard 220V supply.

Features

1. AC 220V Voltage Compatibility: Designed specifically for residential 220V alternating current systems.
2. Rapid Surge Reaction: Responds immediately to sudden voltage rises on power lines.
3. Defined Voltage Limiting: Controls incoming voltage within a preset safety range.
4. Line-Level Installation Support: Suitable for placement at distribution points or selected circuits.
5. Stable Operating State: Remains active during continuous household power use.
6. Compact Electrical Structure: Fits common residential electrical enclosures without layout changes.
Surge Protective Device

Advantages

1. Appliance Stress Reduction: Lowers voltage-related impact on household electronics.
2. Wiring Load Control: Reduces electrical pressure on internal power lines.
3. Consistent Indoor Power Levels: Helps maintain stable voltage across connected circuits.
4. Targeted Circuit Protection: Allows focused protection for selected 220V power lines.
5. Long-Term Residential Use: Suitable for repeated surge conditions over extended periods.
6. Simple Power Management: Operates continuously without frequent adjustment or monitoring.
Surge Protection Device

Applications

1. Residential 220V Power Lines: Suitable for standard household AC supply circuits.
2. Home Distribution Boxes: Installed at distribution points for voltage surge control.
3. Appliance-Specific Circuits: Protects power lines supplying major household devices.
4. Home Office Electrical Lines: Supports stable power for computers and peripherals.
5. Smart Home Power Supply: Helps maintain stable voltage for connected control devices.
6. Electrical Upgrade Projects: Adds surge protection during wiring updates or replacements.
Lightning Protection

Technical Data

Product Showcase

Surge Protector Device
BT 3L PBM120 385V 1+1 Dimension
Dimension
BT 3L PBM120 385V 1+1 Circuit
Circuit

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