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Temperature Relays and MINIKA®
Operating Manual STW81V
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- Current relay, 8-channel, single evaluation + OR-circuit, adjustable switching point 0,5 - 5 A
STW81V
12380-0710-00
Mains Monitoring
Digital Panelmeters MINIPAN®
STW81V
Switching Relays and Controls
Page 1 / 8
ZIEHL industrie – elektronik GmbH + Co KG
Daimlerstr.13, 74523 Schwäbisch Hall, Germany
+ 49 791 504-0,
info@ziehl.de,
Measuring Transducers Grid- and Plant Protection
updated: 2022-09-21/Um
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www.ziehl.de
www.ziehl.de
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Summary of Contents for ZIEHL STW81V
- Page 1 ZIEHL industrie – elektronik GmbH + Co KG Daimlerstr.13, 74523 Schwäbisch Hall, Germany + 49 791 504-0, info@ziehl.de, www.ziehl.de Temperature Relays and MINIKA® Mains Monitoring Digital Panelmeters MINIPAN® Switching Relays and Controls Measuring Transducers Grid- and Plant Protection updated: 2022-09-21/Um...
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Page 2: Table Of Contents
Deviations from the following requirements may therefore lead both to the loss of the statutory material defect liability rights and to the liability of the buyer for the product that has become unsafe due to the deviation from the specifications. STW81V 12380-0710-00 Page 2 / 8... -
Page 3: Display And Controls
Activity ongoing 3 Default settings The STW81V current relay is supplied with a switch-off delay of 0s and a set switching threshold of 0.5 Application and brief description The STW81V current relay is an 8-fold AC current meter with individual evaluation of 8 current circuits and OR connection of all inputs. -
Page 4: Connection Diagram
LED. The switch-off delay can be set in the range of 0 ... 60 s. The corresponding yellow LED flashes during the delay. The STWA1(H) current transducer can be loaded with a maximum current of AC 100 A. STW81V 12380-0710-00 Page 4 / 8... -
Page 5: Important Notes
Switch on the control voltage. When the device is ready for operation, the relay must activate, when a current greater than the Ion response value flows through one of the current transducers. STW81V 12380-0710-00 Page 5 / 8 www.ziehl.de... -
Page 6: 10 Connections
Response threshold is too low (base load current must be extinguished): increase the response threshold by potentiometer connect a resistor (0.25 W / 200 V) before the corresponding input of STW81V in parallel to the current transducer STWA1(H). 750 Ω resistor = increase by a factor 2 ... -
Page 7: 12 Maintenance And Servicing
12 Maintenance and servicing STW81V is maintenance free. If necessary, check regularly to make sure the unit is working. 13 Technical data Control voltage Us: DC/AC 24 – 240 V 0/50/60 Hz Tolerance DC 20,4 - 297 V AC 20 - 264 V Power consumption <... -
Page 8: Type V8
Ø 4,2 mm. 14 Entsorgung Die Entsorgung muss sachgerecht und umweltschonend nach den gesetzlichen Bestimmungen erfolgen. ZIEHL ist bei der Stiftung EAR (Elektro Altgeräte Register) unter der WEEE-Nr.: DE 49 698 543 registriert. STW81V 12380-0710-00 Page 8 / 8 www.ziehl.de...
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