| BRAND | Sel |
| Product | 751A#0402 (751A61ABACA73850630) |
| Description | Feeder Protection Relay |
| Internal code | ONR4190156 |
| Technical specification | Current outputs: - For phases - 5A or 1A - For current neutral - 5A, 1 A or 200 mA Output voltage - 300 V (continuous) - 600 V for 10 seconds Low-voltage outputs LEA - 8 V (phase - neutral) - 600 for 10 seconds Output contacts - relays support emergency, NO and contacts are switched Optoisolated control outputs - yes Frequency - 50 Hz Sequence of phases - yes (ABC, DIA) Operation time elements of arc protection - no more than 2-5 ms Supported communication protocols - SEL (FastMeter, FastOperate and Fast SER), Modbus® TCP, Modbus RTU, DNP3, FTP, TCP / IP, IRIG B, Telnet, SNTP, IEC 61850 ed. 2, IEC 60870 5 103, Parallel Redundancy Protocol (PRP) for dual Ethernet communication, MirroredBits, IEEEC37.118 (synchrophasers) and DeviceNet ™. Harmonization of lower level protections with higher level protections - based on Mirrored Bits or IEC 61850 GOOSE Power supply - 125/250 V post. voltage or 120/240 V AC voltage Input voltage range: not worse than 85-300 V DC, not worse than 85-264 V AC, 24/48 V DC. voltage The range of input voltage - not worse than 19.2-60 DC LCD display - yes, color The size of the LCD display - not less than 5 ” Resolution display - not worse than 800x480 pixels Control - buttons on the front panel Operating temperature (range) is not worse - from 40 to plus 85 ° C |
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