ESN Type 8538 Monitoring Device

ESN

Product Code: Type 8538
Brand: ESN



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Description for ESN Type 8538 Monitoring Device

The potential monitoring device Type 8538 operates as a remote reporting device and monitors the electrical isolation of insulated rail joints, overvoltage protectors and similar devices depending on the voltage. Technical Data Dimensions W/H/D 100/70/115 mm Housing ABS / Polycarbonate Mounting 2 bores according to template, Top   hat rail according to DIN EN 50022 Protective device Casing: IP 40; Terminals IP: 10 Ambient temp. -20° C to + 60° C Connections 2 x 2.5 mm2 solid according to   DIN 46288 or 2 x 1.5 mm2 with   sleeve Supply terminal 18 (PE); terminal 19 (N); terminal   20 (L) Supply voltage AC 230 V +10/-15 % (48 - 62 Hz);   approx. 3 VA   DC 19.2 V - 80 V; terminal 19 (L-);   terminal 20 (L+); approx. 1.5 W Measurement input Terminal 12 (BE), terminal 14 (WE) Input resistance Approx. 1 M?. Input voltage Max. 900 V continuous Relay output Terminal 1, 2, 3 (1 u, potential-.free) Response time Dependent on position of selector   switch Position 0 60 sec., Positions 1   to 9 = displayed number x 12 h Contact ass. AC 250 V / 4 A cos? > 0.7   DC 120 V / 1 A resistive load Displays By means of LED’s; see reverse   1 yellow LED for relay closed   (normal operating)   1 yellow LED for teaching in phase   1 red LED for faults   1 red LED for warning Times Teaching in phase < 30 sec. Test voltage 4 kVe?. Accessories Protective casing (IP 65) for external   fitting Ordering Information Type Order No. 85380 (AC Version) 220100 85381 (DC-Version) 220101

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