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Emergency power supply unit NSE
Index:
General: ............................................................................................................................. 2
Safety guidelines: .............................................................................................................. 2
Training of the installation and operation personnel: .......................................................... 3
Warranty and liability management: ................................................................................... 3
Intended use: ..................................................................................................................... 3
Commercial data: .................................................................................................................. 3
Product details: ..................................................................................................................... 3
Function: ............................................................................................................................ 3
Product description: ........................................................................................................... 4
Layout and connections: .................................................................................................... 4
Technical Details: .............................................................................................................. 4
Environmental conditions: .................................................................................................. 5
Conditions of use: .............................................................................................................. 5
Assembly / Mounting: ......................................................................................................... 5
Connections and terminals description:.............................................................................. 5
Signal transmitter: .............................................................................................................. 5
Getting started: ...................................................................................................................... 6
Troubleshooting:.................................................................................................................... 6
Maintenance: ......................................................................................................................... 6
Disposal and Recycling: ........................................................................................................ 7
Included in delivery: ............................................................................................................... 7
Ordering information and spare parts: ................................................................................... 7
All rights to this manual are owned by the company Variotech GmbH.
Copies for internal purposes may be made.
Variotech - Emergency power supply unit NSE Version 1.0
Manual
NSE Version 1.0
UCM A3 safety control and the
A3 brake element (coil)
Manual and Data Sheet NSE Version 1.0
for
Date: 10.01.14, Page 1 of 7
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Table of Contents
Summary of Contents for Variotech NSE
- Page 1 Included in delivery: ....................... 7 Ordering information and spare parts: ................... 7 All rights to this manual are owned by the company Variotech GmbH. Copies for internal purposes may be made. Variotech – Emergency power supply unit NSE Version 1.0...
- Page 2 These skills are fundamental for the understanding of this description. General: The power supply unit NSE is destined for use as power supply of an A3 safety control and the A3 brake element. It guarantees an uninterrupted supply of power for the control unit ENA3 and the 24V trigger coil of the actuator (A3 brake element).
- Page 3 (24VDC) of the actuator (A3 brake element) for about 10 seconds after a power failure. 2. After these 10 seconds, the NSE switches off the supply voltage for the ENA3 and the coil in order not to discharge the backup battery.
- Page 4 + 5°C to + 40°C Humidity (no condensation) < 95 % Storage temperature: – 25°C to + 70°C Dimensions: 10cm x 12cm x height 5cm Weight: 500g Variotech – Emergency power supply unit NSE Version 1.0 Date: 10.01.14, Page 4 of 7...
- Page 5 Manual and Data Sheet NSE Version 1.0 Environmental conditions: The NSE is designed so that it pollutes the environment as little as possible. It emits no pollutants and does not contain environmentally harmful substances and consumes very little power. Conditions of use: The NSE power supply must be used only under the following conditions: a.) The brake element of the protective device must be type-approved.
- Page 6 The battery should be replaced periodically in accordance with the data sheet of the manufacturer. It must be ensured that the power supply NSE is replaced after an operating period of 20 years because the specified product life cycle of the power supply unit NSE has been reached or exceeded.
- Page 7 Optional: pre-wiring is possible. A suitable power supply (Meanwell MDR-40-12) can also be offered. The NSE power supply is supplied in a plastic housing for DIN rail mounting and should be site installed in a control box. On request, the unit can also be supplied already mounted in an industrial plastic housing (IP65).
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