Chenzhu Lightning Arrestors, IS Barriers

Chenzhu - C Series Power SPD - 12mm/P Width

The C Series Power SPD – 12mm/P Width combines high surge protection capacity with a compact design to meet the demands of modern, space-saving electrical systems. Ideal for protecting transformers, inverters, charging piles, wind power generators, UPS units, and other critical devices, it delivers reliable performance in both DC and AC power distribution systems. With a 12mm slim profile and up to 40kA discharge capacity, it ensures effective surge protection without compromising installation space.

Chenzhu - C Series 20kA AC Power SPD

Chenzhu - C Series 40kA AC Power SPD

Chenzhu - Low-Voltage Power Supply SPD - 6 mm Width

Chenzhu - C Series 20kA AC Power SPD

The 20kA AC Power SPD series is designed to provide reliable protection for AC power systems against transient overvoltages and lightning-induced surges. Available in 220VAC single-phase and 380VAC three-phase models, these SPDs deliver a maximum discharge current of 20kA per phase and feature a hot-pluggable design with built-in fault indication. Compact, durable, and easy to maintain, they are ideal for residential, commercial, and industrial power protection applications.

Variants

1. 220VAC | Single Phase | TN/TT System

Engineered for single-phase AC power applications, this SPD safeguards TN and TT system configurations from harmful voltage spikes. It delivers a nominal discharge current (In) of 10kA/phase and a maximum discharge current (Imax) of 20kA/phase. Hot-pluggable design enables quick replacement without interrupting operations, while fault indication allows proactive maintenance. Its compact size ensures easy installation in electrical panels for both industrial and commercial applications.

Applications

Residential and commercial power distribution
Industrial control systems
Electrical switchboards
Sensitive electronic equipment protection

Specifications

Voltage: 220VAC
System Type: TN/TT
Phase: Single-phase
In (8/20µs): 10kA/phase
Imax: 20kA/phase
Features: Hot-pluggable, fault indication

2. 380VAC | Three Phase | IT, TN-C, TN-S, TT System

This SPD protects three-phase AC power systems from transient overvoltages, offering In of 10kA/phase and Imax of 20kA/phase. It supports IT, TN-C, TN-S, and TT systems, making it versatile for various installations. Hot-pluggable modules allow quick replacements without cutting power, and built-in fault indication aids fast maintenance. Ideal for industrial plants, commercial facilities, and mission-critical power systems.

Applications

Industrial manufacturing plants
Commercial power distribution networks
Data centers and critical infrastructure
Control rooms and electrical switchboards

Specifications

Voltage: 380VAC
System Type: IT, TN-C, TN-S, TT
Phase: Three-phase
In (8/20µs): 10kA/phase
Imax: 20kA/phase
Features: Hot-pluggable, fault indication

Benefits

Protects AC power systems from transient overvoltages and lightning-induced surges
Hot-pluggable design for fast, non-disruptive replacement
Built-in fault indication for proactive maintenance
High surge handling capacity (20kA per phase)
Compact design for space-saving panel installation
Suitable for residential, commercial, and industrial applications

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Chenzhu - C Series 40kA AC Power SPD

The 40kA AC Power SPD series delivers robust protection against transient overvoltages and lightning-induced surges for AC power systems. Available in 220VAC single-phase and 380VAC three-phase versions, these surge protection devices offer a maximum discharge capacity of 40kA per phase, ensuring reliable operation in residential, commercial, and industrial applications. Designed with a hot-pluggable structure and fault indication, they allow for quick maintenance and uninterrupted power protection.

Variants

1. 220VAC | Single Phase | TN/TT System

This SPD is engineered to protect 220VAC single-phase TN/TT electrical systems from damaging voltage surges and spikes. It delivers a nominal discharge current (In) of 20kA/phase and a maximum discharge current (Imax) of 40kA/phase. The hot-pluggable module design allows quick replacement without shutting down the system, and the built-in fault indicator ensures timely servicing. Compact in design, it fits neatly into various electrical panel setups. This model is ideal for protecting sensitive equipment in both residential and industrial applications.

Applications

Residential and small commercial building electrical systems
Single-phase distribution boards in retail shops and offices
Industrial machinery powered by single-phase supply
HVAC systems and air-conditioning units
Laboratory and testing equipment with single-phase supply

Specifications

Voltage: 220VAC
System Type: TN/TT
Phase: Single-phase
Nominal Discharge Current (In): 20kA/phase
Max Discharge Current (Imax): 40kA/phase
Features: Hot-pluggable, fault indication

2. 380VAC | Three Phase | IT, TN-C, TN-S, TT System

This SPD offers heavy-duty surge protection for 380VAC three-phase systems in industrial and commercial facilities. It supports IT, TN-C, TN-S, and TT configurations and provides a nominal discharge current (In) of 20kA/phase with a maximum discharge current (Imax) of 40kA/phase. Its hot-pluggable design enables fast replacement without power interruption, and fault indication simplifies maintenance. Built for durability, it ensures continuous power quality and equipment safety in mission-critical operations.

Applications

Industrial manufacturing and processing plants
Data centers and telecommunication hubs
Commercial buildings with three-phase power distribution
Airports, hospitals, and other critical infrastructure facilities
Electrical switchboards in factories and large warehouses

Specifications

Voltage: 380VAC
System Type: IT, TN-C, TN-S, TT
Phase: Three-phase
Nominal Discharge Current (In): 20kA/phase
Max Discharge Current (Imax): 40kA/phase
Features: Hot-pluggable, fault indication

Benefits

Heavy-duty surge handling capability (up to 40kA per phase)
Protects AC power systems from lightning and switching surges
Hot-pluggable design for quick and easy replacement
Built-in fault indication for timely maintenance
Compact design for space-saving installation
Suitable for residential, commercial, and industrial environments

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Chenzhu - Low-Voltage Power Supply SPD - 6 mm Width

The Low-Voltage Power Supply SPD – 6 mm Width provides compact and reliable surge protection for 24VDC low-power supply lines. With a surge capacity of C2: 20kV/10kA and a maximum load current of 10A, it ensures stable performance for sensitive equipment. Featuring direct rail grounding, it offers easy installation and dependable protection in industrial environments.

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Chenzhu - C Series Power SPD - 12mm/P Width

Chenzhu - C Series 20kA AC Power SPD

Chenzhu - C Series 40kA AC Power SPD

Chenzhu - Low-Voltage Power Supply SPD - 6 mm Width

Chenzhu - C Series 20kA AC Power SPD

Benefits

Chenzhu - C Series 40kA AC Power SPD

Benefits

Chenzhu - Low-Voltage Power Supply SPD - 6 mm Width

Benefits