1. Fault Indicator Parameters

Short-circuit current（Δ value）：100A～400A settable；

Fault indication mode: LED light flashing；

Fault indication LED light flashing visual range: 300m (night)；30m (daytime: tested under 50000lx light intensity)；

Low battery warning LED light flashing visual range: 200m (night)；20m (daytime: tested under 50000lx light intensity)；

LED flashing time: ＞2000h (two 14505 batteries)；flashing interval 50ms/5s；

Fault types: phase-to-phase short-circuit fault; single-phase grounding fault (high-resistance grounding and ungrounded system, detection signals are injected through signal sources);

Fault reset method: timing reset, power-on reset, remote manual reset；

Timing reset time: 1min～1440min settable；

Power-on current fixed value：3A

Load current telemetry range: 0～630A；

Load current telemetry accuracy: ±3A（Load current ≤100A）；±3%（Load current＞ 100A）；

Wireless working frequency: 433 MHz；

Wireless communication distance: ≥30m (visible and unobstructed)；

Withstand short-circuit impulse current capability: short-circuit fault current (effective value) 16kA/2s

Power supply: 3.6V lithium battery (Brand: MOLEX, 510050200 connector）， recommend to use 14505 battery，support 1 (working time halved) or 2 batteries;

Static operating current: ＜30uA；

Shell material: UV stable polycarbonate

Line jamming material: stainless steel

Protection level: IP67；

Size: 87mm（diameter）×174mm（height）；

Weight：450g (exclude the batteries)；

Features: The battery is detachable, and the 2 batteries are connected in parallel. With 1 battery it can also work normally, but the working time is halved.

System conditions:

Line frequency: 50Hz (default 50Hz, 60Hz products can also be provided, which need to be customized);

Line voltage: 6kV～35kV；

Cable diameter: 8～35mm；

Environmental conditions:

Storage temperature: -40℃～85℃

Working temperature: -40℃～70℃

Environment humidity: 5～95%RH

Maximum absolute humidity: 35g/m3

Altitude: ≤2000m