E. Dold & Söhne GmbH & Co. KG

Tel.: +49 7723 654-0
E-Mail: dold-relays@dold.com

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Tel.: +49 7723 654-454
E-Mail: ab@dold.com

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OA 9059

Phase Sequence Module

OA 9059

Contacts

Nominal voltage

Variant

  • 0065777
  • OA9059.05/001 3AC380-690V 40-80Hz
The phase sequence relays IL/SL 9059 and OA 9059 of the VARIMETER series monitor compliance with... more

Product description

The phase sequence relays IL/SL 9059 and OA 9059 of the VARIMETER series monitor compliance with the correct phase sequence L1 - L2 - L3 and the presence of the three phase voltages in a three-phase system.

Technical specifications

Measuring range max.: 690 V
Standard measuring range: AC 380 - 690 V
1- / 3-phase: 3
Output contacts: 1 NC contact
Width: 62 mm
Enclosure design: Terminal box of the motor
Type: OA 9059

Advantages

  • Protects mobile equipment against damage or destruction coming from wrong phase sequence
  • OA 9059: Reduced wiring by mounting directly in the motor connection box

Features

  • According to IEC/EN 60255-1
  • Detection of incorrect phase sequence
  • No separately auxiliary voltage necessary
  • Nominal voltage range 3 AC 380 ... 690 V
  • Suitable for operation with inverters (f = 40 ... 80 Hz)
  • Relay output:
    - IL/SL 9059: 1 changeover contact
    - OA 9059: 1 NC contact
  • Extended temperature range
  • Devices available in 3 enclosure versions:
    IL 9059: Depth 59 mm, with terminals at the bottom for installation systems and industrial distribution systems according to DIN 43880
    SL 9059: Depth 98 mm, with terminals at the top for cabinets with mounting plate and cable duct
  • OA 9059: Sealed modul with stranded wire connection suitable for mounting in terminal box
  • Width
    - IL/SL 9059: 35 mm
    - OA 9059: 62 mm