- Approvals: UL. UL-C, FM - Type: ZS 256-11z-M20-2219 - Housing: thermopl. glass fiber concentrated, self-quenching - Contact material: silver - Contacts: 1 NC, 1 NO - Operating temperature: -30 °C to +80 °C (-22 °F to 176 °F) - Nominal isolation voltage: 500V - Permanent current: 10A - Nominal operation current/ voltage: 4 A (230 V AC); 2,5A (400 V AC); 1 A (500 V AC) - Short-circuit protection: 10 A slow blow, 16 A quick blow - Actuation force: min. 9 N - Mechn. durability: 20x106 switching cycles - Operation speed: max. 1 m/s, min. 0,01mis - Time on in percent: max. 5000 I h - Part no.: 828482