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SIGMA Rainwater Unit

SIGMA Rainwater Unit

SIGMA Rainwater Unit

Product catalog summary
Overview: The SIGMA Rainwater Unit is designed for single-family homes to automatically supply rainwater from a storage tank to household appliances. It ensures efficient water management by switching to mains water when the tank is empty.
Specifications:
  • Self-priming centrifugal pump available in 3 or 4 stages.
  • Automatic operation with a 9-litre mains water top-up tank.
  • Complies with DIN 1989 and DIN EN 1717 standards.
  • Energy-efficient with standby usage less than 0.2 W.
  • Dimensions: 500 x 510 x 315 mm.
Installation and Operation:
  • Ideal for installation in utility rooms or basements.
  • Wall-mounted above the backflow level.
  • Includes a floating fine suction filter for clean water extraction.
  • Manual switchover to mains water is possible.
Components:
  • Pressure gauge and optional pneumatic level indicator.
  • Electronic control system and integrated non-return valve.
  • Safety emergency overflow for the mains top-up tank.
Performance:
  • Maximum suction line length is 15 meters with a suction head of 3 meters.
  • Sigma 3 pump delivers 30 liters per minute with a delivery head of 25 meters.
Additional Features:
  • Supplied ready to connect with robust, low-maintenance components.
  • Optimum price/performance ratio and long service life.
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Catalog excerpts

SIGMA Rainwater Unit-1

deal for the I ! amily home single-f ● 3- or 4-stage selfpriming centrifugal pump SIGMA Rainwater Unit ● Operates fully automatically to supply household appliances with rainwater on demand ● Automatic mains water top-up with integral 9-litre top-up tank ● Cover and wallmounting bracket ● Optional pneumatic level indicator ● Optimum price/ performance ratio ● Long service life guaranteed by the use of tried-and-tested durable components ● Energy efficient technology, standby usage less than 0.2 W Sigma with cover Fully automatic rainwater unit for supplying a single-family home with rainwater. The unit draws rainwater from a storage tank and feeds it under pressure into the rainwater supply circuit. The unit controls the entire rainwater supply system, checks the fill level of the storage tank and automatically tops up the system with mains water when required. Supplied ready to connect. Complies with DIN 1989 a

 Open the catalog to page 1
SIGMA Rainwater Unit-2

The full Sigma package(m) H 70 includes the following: 60 – 40 centrifugal pump and automatic Multigo 205 30 Aspri switch, available in two different Multigo 203 15-3 20 versions (3 or 4 bar), with 10 2 2,5 optional level indicator 3 3,5 4 20 40 Aspr The utility room or basement is the ideal installation location for the Sigma rainwater unit. The simple, robust components require very little maintenance. – Pressure gauge (pressure indicator) – DIN-compliant mains water top-up function, integral 9-litre top-up tank, safety emergency overflow – Cover – Float switch for automatic top-up with mains...

 Open the catalog to page 2

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.
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