En 60947 4 1

Complementary technical information. Circuit breakers, contactors and thermal relays. All BSI British Standards available online in electronic and print formats. Shop with confidence on eBay!

Conventional Free-air Thermal Current (Ith):. It is a tri-national standard for.

The trip class determines the trip curve of the thermal protection device (inverse- time curve) for a motor feeder. These classes are the maximum durations, in seconds, for motor starting with a starting current of 7. Contactores y arrancadores electromecánicos. Ir, where Ir is the thermal setting indicated on the . Verification of mechanical properties of terminals CBTL.

Niederspannung-Schaltgeräte - Teil 4-1: Schütze und Motorstarter - Elektromechanische Schütze und Motorstarter. Abstand zu geerdeten Teile oder Wände = 6mm. SCHEME OF TESTING AND INSPECTION.

LOW VOLTAGE SWITCHGEAR AND CONTROLGEAR.

Rated insulation voltage (Ui). TC” (Klimafest, Climateproof). Nederlandse titel, Laagspanningsschakelaars - Deel - : Schakelaars en aanzetters voor motoren - Elektromagnetische schakelaars en aanzetters voor motoren.

Verification of ability to withstand overload current. Bez VAT: 8PLN Z VAT: 9PLN. Low-voltage switchgear and controlgear. CONTACTORS AND MOTOR-STARTERS. Electromechanical contactors and motor-starters.

Ohm à Hz - Ith A pour circuit de puissance. Mcycles A AC-à Ue = 4V. A (= 1°F (°C)) at = 4V AC AC-1. A at = 1°F (°C). Irms rated making capacity.

This standard is applicable to 1. AC or DC coil input voltages.