Na-protection according to vde-ar-n 4105, in-plant power generators on the low voltage grid;
for use in in-plant power generators on the medium voltage grid according to bdew;with selectable vector shift detection;with selectable rate of change of freque (46 pages)
Overview of the predefined standard ranges ......Fehler! Textmarke nicht definiert. 10 Diagram for setting a predefined range ..........Fehler! Textmarke nicht definiert. 11 Error search ............................7 12 Technical data ............................8 13 Type V4 ..............................10 14 Disposal ..............................10 URB40 Zeichnungsnummer Page 2 / 10 www.ziehl.de...
5 LED Termination status • On: Bus termination is active • Off: Bus termination is inactive 6 Button • Pressed for more than 2 s: Reset • Pressed for more than 10 s: Factoyr reset • URB40 Zeichnungsnummer Page 3 / 10 www.ziehl.de...
4 Application and short description The Universal-Relay Box URB40 is an expansion box for UR and other Client Devices, which can be used to control up to four additional relay outputs via Modbus RTU. The URB40 monitors the communication between the devices and allows for each relay output to be placed in a predefined state in case of a timeout.
• connecting wires refer to the connection plan to prevent miss-operation and malfunction. A circuit-breaker or switch must be situated within easy reach of the unit and fused. Installation excess current protection should be ≤ 10 A. URB40 Zeichnungsnummer Page 6 / 10...
9.1 Connecting to the Bus-System 9.2 Transmission parameters setting The URB40 is configured via an external device connected to the RS485 interface. The communication protocol at use is Modbus RTU. All default parameters for establishing an initial connection can be viewed here.
8760 h/y Failure rate (FIT) Tu = 40 °C Tu = 60°C Tu = 80°C 1007 FIT 1965 FIT 4232 FIT Tu = Tref (component not in operation) 113 Jahre 58 Jahre 27 Jahre URB40 Zeichnungsnummer Page 8 / 10 www.ziehl.de...
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1 x 0,34 - 1,5 mm² / AWG 22 - 14 Stranded wire with insulated ferrules 1 x 0,1 - 1,0 mm² / AWG 27 - 16 Abisolierlänge 8 mm 0,5 Nm torque Subject to technical changes URB40 Zeichnungsnummer Page 9 / 10 www.ziehl.de...
13 Disposal Disposal should be carried out properly and in an environmentally friendly manner in accordance with legal provisions. ZIEHL is registered with the EAR Foundation under WEEE no .: DE 49 698 543. URB40 Zeichnungsnummer Page 10 / 10...
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