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VRC 630 boiler management control

Wired cascade control and accessories

  • Enables easy control of complex systems
  • Can be used on cascade systems of up to eight boilers
  • Up to 15 zones can be controlled
  • Applicable with up to eight room/zone controls allow ease of use


The VRC 630 weather compensating control provides time programs for complex heating systems. This versatile control can manage multiple boilers in cascade and multiple heating circuits using additional accessories. The VRC 630 can control the following circuits:

  • A direct heating circuit
  • Two mixed circuits, e.g. compensated heating
  • An indirectly heated hot water cylinder (can be designated as a heating circuit)
  • A hot water secondary re-circulation pump



Technical dataUnitVRC 630
Dimensions (H x W x D)mm272 x 292 x 74
Power supplyvWired 230V
Minimum cross-section of the eBUS and sensor wire
Maximum number of zones 16
Accepts 3rd Party Signal Maximum 1x N/O
Internet Connectivity No
Cascade Management (with actuation Reversal) Up to 8