Multi-stage controllers 900220.003

Technical data

  • Housing dimension ST710 Front: 84x42mm
  • Power supply 230V AC
  • Switching inputs none
  • Number of outputs 3
  • Sensor type PTC
  • ST-Bus available No
  • Software 16

Product description

The two-stage controller with alarm exit has a 3-digit LED display, 5 keys and 3 relays. Additionally, a mutual start delay is possible. The switching exits can be programmed as thermostat controllers with additional protection times for the compressor. The sequential change-over supports the even wear of both connected compressors. Additionally, a mutual start delay is possible.

Wiring diagram

Dimensional drawing

Data sheet             Installation instructions

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