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Temperature Relays and MINIKA®
Operating Manual STW12V
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- Current Relay, 12 inputs in OR circuit with adjustable response threshold
STW12V
12470-0710-00
Mains Monitoring
Digital Panelmeters MINIPAN®
STW12V
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 STW12V
- 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
Current sensor or contact connection only: ..................6 Mixed operation: Transducers, sensors and contacts can also operate in mixed mode ....6 Technical data ............................6 10 Type V4 ..............................8 11 Disposal ..............................8 STW12V 12470-0710-00 Page 2 / 8 www.ziehl.de... -
Page 3: General Notes
2 Application and brief description ZIEHL current relays in the OR circuit are particularly suitable for applications where dusts, fumes, vapours or gases are generated at various electrical consumers, which must be removed by a central extraction system. -
Page 4: Connection Diagram
5 Connection diagram Note! When using STWA1H current transducers instead of STWA1: ensure correct wiring of the connections o STWA1H (+) = 1 … 12 o STWA1H (-) = ┴ STW12V 12470-0710-00 Page 4 / 8 www.ziehl.de... -
Page 5: Important Notes
8 Detailed description The current relay STW12V operates in the OR circuit. 8.1 Connection of current transducer STWA1(H): If a current greater than the set value "I" flows through at least one of up to 12 monitored wires, the relay activates (yellow LED is on). -
Page 6: Current Sensor Or Contact Connection Only
- without S1 current sensors < 2 W < 5 VA - with 4 pcs. S1 current sensors < 3 W < 9 VA - with 12 pcs. S1 current sensors < 5.5 W < 16 VA STW12V 12470-0710-00 Page 6 / 8 www.ziehl.de... - Page 7 -20 °C +65 °C (without condensation and icing) Measuring inputs: max 30 V, max 3mA Connection - current transducer STWA1 or STWA1H current sensor S1 (see Us from STW12V) potential-free contacts total connection of the listed sensors Switching point / limit value Limit value I (current) adjustable via STWA1 AC 0.5 5 A...
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Page 8: 10 Type V4
11 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. STW12V 12470-0710-00 Page 8 / 8...
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