Product overview
HY1.5W-0.28/1.3 and YH1.5W-0.5/2.6 low-voltage arresters are used in rated voltage 220/400V AC power distribution systems to protect low-voltage electrical or electrical appliances from lightning overvoltage and operating overvoltage damage.
technical standard
The standards implemented for product production are GB11032-2000 (eqv. IEC60099-4:1991), “AC gapless metal oxide arrester” and JB/T8952-2005, “Composite jacketed gapless metal oxide arrester for AC systems.”
Usage environment
- The ambient temperature is -40℃~+40℃;
- The altitude does not exceed 2000 m.
- The power frequency is 48 Hz~62 Hz.
- Wind speed does not exceed 35 m/s.
- Areas with earthquake ruptures of 7 degrees and below.
- The long-term applied voltage does not exceed its continuous operating voltage.
Description of product model
Technical parameters
| Arrester model | System rated voltage | Lightning-Arrester rated voltage | Continuous operating voltage | DC reference voltage (U1mA) | Residual voltage under Pi wave impulse current | Residual voltage under lightning impulse current | Residual voltage under operating impulse current | Square wave flow capacity (2ms) | High current surge resistance |
|---|---|---|---|---|---|---|---|---|---|
| kV (r. m. s) | ≥kV | ≤kV | A | KA | |||||
| HY1.5W- 0.28/1.3 | 0.22 | 0. 28 | 0.24 | 0.6 | 1.3 | 75 | 25 | ||
| HY1.5W- 0. 5/2. 6 | 0.38 | 0.5 | 0.42 | 1.2 | 2.6 | 75 | 25 | ||
