Product overview
This is a power surge protector with three-phase in second type, which adopts the common and differential mode protection with phase line to zero line and zero line to ground, it is suitable for
installation in TT power supply system shunt distribution cabinet and the junction of other LPZ1 area, LPZ2 area and subsequent sub-areas
Main characteristics
Pre-wiring at base, convenient to wiring
Plug-in modules for easy replacement
Specification
| Technical data | PHL-TA-40/275 | PHL-TA-40/440 | PHL-TA-40/275 | PHL-TA-40/440 |
| Rated operating voltage Un | 220VAC | 220VAC | ||
| Maximum operating voltage Uc | 275VAC | 440VAC | 275VAC | 440VAC |
| Nominal discharge current In (8 / 20μs) | 20KA | 20KA | 20KA | 20KA |
| The maximum discharge current (8 / 20μs) | 40kA | 40kA | 40kA | 40kA |
| Protection voltage Up ( under In) | ＜1800V | ＜2200V | ＜1800V | ＜2200V |
| Cross-sectional area of connecting wire | 1.5mm²~25mm² flexible wire | 1.5mm²~25mm² flexible wire | ||
| Response time | ＜25ns | ＜25ns | ||
| Degrees of protection provided by enclosure (in line with IEC 60529) | IP 20 | IP 20 | ||
| Housing material/flammability rating | UL94-V0 | UL94-V0 | ||
| Test standard | GB 18802.1/IEC 61643-1 | GB 18802.1/IEC 61643-1 | ||
| Applied power system | Single Phase (TT system) | 3-phase 4-line (TT system) | ||
| Aging indicator function | Yes(Indicator window turns from green to red) | Yes(Indicator window turns from green to red) | ||
| Fuse or circuit breaker selection(A) | 50、63 | 50、63 | ||
| Aging thermal separation function | Yes | Yes | ||
| Working temperature range | -40℃~+80℃ | -40℃~+80℃ | ||
| Installation method | DIN35mm rail | DIN35mm rail | ||
Wire Diagram
Schematic diagram
Dimension drawings
