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AN420

Product catalog summary

Product Description: The AN420 power supply unit is designed to supply current transformers of the W…AB series with a symmetrical DC ±12 V supply voltage via a WXS… type power supply cord. It can support up to six transformers and features ON-LEDs to indicate the presence of the output voltage.

Approvals: The document does not specify particular approvals but includes a wiring diagram for reference.

Technical Data:

Insulation Coordination: Rated insulation voltage is 250 V, with an overvoltage category of III and a rated impulse voltage of 4 kV.
Supply Voltage: Nominal supply voltage is AC/DC 100…250 V, with an operating range of 70…276 V.
Output Power: Provides a DC ±12 V output, short-circuit proof, with a rated output of 10 W.
Environmental Conditions: Operating temperature ranges from -25 to +55 °C, with various climatic and mechanical classifications according to IEC standards.
Connection: Supports screw-type or push-wire terminals with specific connection properties and stripping length.
Other Features: Continuous operation mode, IP30 protection for internal components, and IP20 for terminals. The enclosure is made of polycarbonate.

Mounting and Accessories: The unit can be mounted in any position, with options for screw or DIN rail mounting. Accessories include mounting clips and various lengths of connecting cables.

Ordering Information: Provides part numbers for different cable lengths and mounting clips, along with contact information for Bender GmbH & Co. KG.

Catalog excerpts

Power supply unit for measuring current transformers

Open the catalog to page 1

Power supply unit for measuring current transformers Power supply unit AN420 Product description The power supply unit AN420 is intended to supply current transformers of the W...AB series. These are supplied with a symmetrical supply voltage of DC ±12 V via a pre-fabricated power supply cord of the WXS... type range. The power supply unit is capable of supplying up to six W...AB series measuring current transformers. The ON-LEDs "+" and "-" of the power supply unit signal that a symmetrical output voltage of ±12 V is present. Wiring diagram (Symmetrical output voltage) Colour coding for the...

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Power supply unit AN420 Technical data Ordering information Connecting cables for measuring current transformers of the W...AB series Open the front plate cover in Cable length Recommended cable WXS100.WXS1000 (see ordering information) Stationary use (IEC 60721-3-3) 3K5 (except condensation and formation of ice) Transport (IEC 60721-3-2) 2K3 (except condensation and formation of ice) Long-time storage (IEC 60721-3-1) 1K4 (except condensation and formation of ice) Classification of mechanical conditions IEC 60721 Screw mounting Note: The upper mounting clip must be ordered separately (see ordering...

Open the catalog to page 3

BENDER Group AN420_D00081_01_D_XXEN / 05.2017 / pdf / © Bender GmbH & Co. KG, Germany – Subject to change! The specified standards take into account the version that was valid at the time of printing. Bender GmbH & Co. KG P.O. Box 1161 • 35301 Gruenberg • Germany Londorfer Strasse 65 • 35305 Gruenberg • Germany Tel.: +49 6401 807-0 • Fax: +49 6401 807-259 E-Mail: [email protected] • w

Open the catalog to page 4

AN420

AN420

Catalog excerpts

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