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AC SPD WPX-MPA40-275/3+N
Product introduction:WPX-MPA40-275/3+N surge protective device is for protecting low-voltage consumer’s installations against indirect lightning discharges and is to be installed in LEPM zone: LPZ1 - LPZ2 as per IEC 62313.
Product application:It is suitable for being used in TT, TN-S, and low voltage AC distribution system and provides B class surge protection for three phase power supplies.
Phone number:+86-731-88650578
Contact E-mail:[email protected]
Specifications
Model Number | MPA40-275/3+N |
Art No. | 941 213 |
SPD according IEC 61643-1 | Class Ⅱ |
SPD according EN 61643-11 | Type 2 |
Operating Temperature Range | -40℃~+80℃ |
Relative Humidity | ≤95%(25℃) |
Atmospheric Pressure | 86~106kPa |
Working Frequency | 50/60Hz |
Rated Working Voltage Uo | 230V/400V~ |
Max Continuous Operating Voltage Uc(L-N) | 275V~ |
Mode of protection | L1/L2/L3-N,N-PE |
Nominal Discharge Current In(8/20μs)(L-N) | 20kA |
Max Discharge Current Imax (8/20μs)(L-N) | 40kA |
Voltage Protection Level Up(L-N) | ≤1.3kV |
Response Time tA (L-N) | ≤25ns |
Response Time tA (N-PE) | ≤100ns |
Max. mains-side Overcurrent Protection | 125A(gL/gG) |
Cross sectional area for wiring terminal connected to conductor | Stranded:4~25mm² Solid Wire:4~35mm² |
Max. Cross-sectional Area For Remote Signaling Interface | |
Intensity of Remote Signalling Alarm Contact | |
Torque: wiring terminal/remote signaling interface | 2.5Nm |
Enclosure material | PBTV-0 |
Degree of protection(IP code) | IP20 |
Mounting | DIN35mm rails |
Weight | (490±5)g |
Diagram of dimensions
Description
Intensity of Remote Signalling Alarm Contact
Failure indication and centralized remote signalling alarm dry contacts;
High discharge capacity and low residual voltage;
Over-temperature protection;
IP20, UL94 V0