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KNX power supply 640 mA uninterruptible


DRA
Order No. 1079 00
EAN 4010337009115
Packing unit 1
PS 26

Recommended retail price. Price system (PS) not equal to 1, 14 = reduced discount.

Necessary accessories

Optional accessories

Features

  • The uninterruptible power supply 640 mA generates the KNX system voltage.
  • With integrated choke for de-coupling the bus line from the power supply.
  • With connections for a lead-gel rechargeable accumulators for buffering KNX voltage in case of a mains failure.
  • Up to two lead-gel rechargeable accumulators can be connected and charged via the uninterruptible power supply.
  • The charging voltage is controlled depending on the temperature using a temperature sensor.
  • The uninterruptible power supply has a zero-voltage 2-way switch for reporting a fault (e.g. mains failure, battery failure, overload, or short circuit).

Technical data

Primary rated voltage:
AC 230 V, 50 / 60 Hz

Secondary rated voltage:
DC 28 to 31 V SELV

Secondary rated current:
640 mA, short-circuit-proof

Zero-voltage 2-way switch:
AC 230 V, 6A

Zero-voltage 2-way switch:
DC 12/24 V, 4 A

Connections
KNX:
Connection and junction terminal
Load:
Screw terminals

Connections:
max. 4 mm²

Notes

  • Connection is made via KNX bus connection or junction terminals (no data rail required).
  • Recommendation: Overvoltage protection for Gira KNX products.
  • Overvoltage diverter BUStector BT 24, manufacturer: DEHN + SÖHNE, Article No. 925001.

Scope of supply

  • KNX connection and junction terminal included in the scope of supply.

Dimensions

Modular widths (MW): 8

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Power supply, 640 mA uninterruptible
Operating instructions

Operating manual.

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Technical Documentation

Technical documentation.

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Power supply, 640 mA uninterruptible
Operating instructions

Operating manual.

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1079 00
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Power supply, 640 mA uninterruptible
Product database

Product database from ETS2

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1079 00
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Power supply, 640 mA uninterruptible
Technical Documentation

Technical documentation.

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1079 00
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Parts list

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