ESN Type 8591 Voltage Indicator Relay for 1500 V DC

ESN

Product Code: Type 8591
Brand: ESN



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Description for ESN Type 8591 Voltage Indicator Relay for 1500 V DC

The type 8591 voltage indicator relay was developed especially for the recording and transmissionof voltage states from DC power supply units in railway operations. (No auxiliary power supply is needed to operate it.) Technical data Dimensions see figure Housing Makrolon Type of protection IP 65 Protection class Protection class II Attachment Screw fastening M4, see figure, by   means of an installation plate: Screw   fastening M8 or strip-type fastening Installation plate   Dimensions see figure Material Stainless steel 1.4571 Ambient temperature -20°C to +70°C Coil   Nominal DC voltage 1500 V (+20%/-30%) Auxiliary power none Resistance approx. 900 k ? Inductivity (LI) > 50 H Power drawn UN = 1500 V: approx. 2.5 W   UN = 1800 V: approx. 3.6 W Udraw-in 900 V ± 10 % Udrop-out 500 V ± 20% Contact (reed contact) 1 changeover contact (zero-po-   tential)   2 changeover contact (zero-po-   tential) Switching rating max. 80 VA/60 W Switching voltage max. 250 V Switching current max. 1 A Electric strength 15 kVe? (coil contact) Coil connection fixed connected and encapsulated   cable skeins Cable NSGAFöu (3 kV) 10mm2 Length 2 m Configurations   Standard configuration without installation plate   with installation plate Large configuration without installation plate   with installation plate Double configuration without installation plate   with installation plate Ordering information Type Part No. Voltage indicator relay,   type 8591/1500   Standard housing   - without installation 230300 plate, output 1 change-   over contact   - with installation plate,

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