... .Features: High price-effective, reliability with industry standards Built in over voltage, over current and short circuit protection CE, ... /5mA, 60s In-ground: 1,500V/5mA, 60s Out-ground: 500V/5mA, 60s Insulated resistance: In-out:≥ 50m Ohms, DC 500V In-ground: ≥ 50m ... Ohms, DC 500V Out-ground: ≥50m Ohms ...