Product Features
The G2070MT Type 2 surge protective device is engineered to provide dependable protection for medium-voltage power networks from transient overvoltages caused by lightning and switching surges. It features a modular replaceable design with visual fault indicators for quick maintenance. Its durable thermoplastic housing ensures insulation and flame resistance, while its advanced MOV components guarantee fast response and high discharge capacity for extended operational life.
Technical Parameters
Rated voltage: 230/400V AC; Nominal discharge current (In): 20kA; Maximum discharge current (Imax): 40kA; Voltage protection level (Up): ≤1.5kV. The G2070MT SPD is designed for 35mm DIN rail installation and includes plug-in replaceable modules. It conforms to IEC 61643-11 standards and provides high reliability under various electrical conditions, suitable for multi-phase power systems.
| Parameter | Specification |
|---|---|
| Product Series | G2070MT |
| Type | Type 2 Surge Protective Device |
| Test Standard | EN/IEC 61643-11 (Type 2 / Class 2 / T2 / Class C) |
| Max Continuous Operating Voltage (Uc) AC | 150V, 280V, 320V, 385V, 420V, NPE: 255V |
| Nominal Discharge Current (In) | 30kA |
| Max Discharge Current (Imax) | 70kA |
| Total Lighting Current (Itotal) | 320kA (L1/N to PE) |
| Voltage Protection Level (Up) | ≤0.8kV to ≤1.6kV (depending on voltage rating) |
| Response Time (ta) | < 25ns |
| Degree of Protection | IP20 |
| Operating Temperature Range | -40ºC to +80ºC |
| Fault Indication | Green (Normal), Red (Invalid) |
| Pole Configurations | 1P, 2P, 3P, 4P, 1+NPE, 3+NPE |
| Mounting | 35mm DIN rail |
| Features | Modular, plug-in design; fast response; thermal disconnection; status indicator; optional remote signaling |
Application
Widely used in electrical distribution cabinets, switchboards, and control panels for residential, commercial, and industrial buildings. The G2070MT Type 2 surge protective device ensures effective surge suppression in automation systems, communication networks, and renewable energy facilities to protect critical equipment and extend service life.
Why Choose Us
We supply high-quality surge protective devices with rapid delivery and international standard certification. Our factory supports OEM and ODM customization to meet diverse project needs. With over a decade of export experience, strict quality control, and a professional technical team, we ensure dependable performance and competitive pricing for global partners.
FAQ
What performance levels does the G2070MT offer regarding surge currents?
The G2070MT series provides a nominal discharge current of 30kA, with maximum discharge currents scaling from 70kA for single-pole (1P) to 280kA for four-pole (4P) configurations, making it suitable for high-demand power systems.
How quickly does the G2070MT respond to surge events?
It features an ultra-fast response time of less than 25 nanoseconds, providing effective protection against transient surges.
What is the maximum continuous operating voltage rating?
The devices handle continuous AC voltages up to 600V, accommodating typical low-voltage power networks.
What voltage protection levels (Up) does it maintain?
Voltage protection levels vary from 1.3kV to 2.8kV, effectively clamping surge voltages to protect downstream equipment.
What installation and operational indicators does the device include?
The G2070MT mounts easily on 35mm DIN rails (per EN 60715) for indoor applications, with an IP20 protective rating. It provides visual operation status indicators — green for normal and red for fault — helping with maintenance and monitoring.
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