ESN Type 8901 Potential Protection Unit with SIEMENS Low Voltage Limiter and Surge Arrester
ESN
Product Code: Type 8901
Artikelnummer: 240140
Brand: ESN
GET OFFER: info@imtek.com.tr
Description for ESN Type 8901 Potential Protection Unit with SIEMENS Low Voltage Limiter and Surge Arrester
There are special problems with railways operating with DC power concerning contact and anti-corrosion protection and overvoltage protection (e.g. lightning). Technical data Dimensions WxHxD see figure Housing Polyester / Makrolon HxWxD: 302x186x181mm Attachment Wall fastening brackets Mast attachment (as accessory, Part No. 240110) Type of protection IP 55 Ambient temperature -20°C to +70°C Low-Voltage-Limiter type 8WL6503 (SIEMENS) Trigger value 120V (bidirectional) Shock loading ? 60kA (8/20 ?s standard puls) Resistance to short- ? 5 kA for max. 250ms circuits Current sensor type 8546 Trigger value ? 15 A (polarity-independent) Supply voltage DC 24 V (18 - 30VDC) Load-Output 1 electronic output voltage: 24VDC load current: max. 200mA output will be clamped until reset Function display two light emitting diodes (LED‘s) green LED: power on orange LED: switched on Reset Input 24VDC, reset output Connections Supply voltage ? 1,5 mm2 Load-Output ? 1,5 mm2 Reset Input ? 1,5 mm2 Earthing potentials Threaded bolt M16 Ordering information Type Part No. type 8901, 240140 with low voltage limiter, surge arrester and current sensorRecommended Products For ESN
