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Product Specifications

Product Description

The IDROMAT combines a flow and pressure sensor with an intelligent electronic controller to automatically start and stop a water pump whenever a tap opens or closes. It maintains constant pressure while delivering the demanded flow — replacing separate pressure switches, check valves, and dry-run protection devices with a single compact unit.

How does the dry-running protection safeguard the pump?

When the IDROMAT detects water shortage, it immediately stops the pump to prevent damage. The automatic reset function then attempts up to 10 restarts over 24 hours. If water returns, normal operation resumes automatically. If not, the FAILURE LED illuminates and a manual RESET is required — protecting the pump while avoiding unnecessary service calls for transient shortages.

Which IDROMAT model fits which pump size?

Model Max Current Restart Pressure Best For
IDROMAT 3 8 A (16 A start) Small domestic pumps
IDROMAT 4 16 A (30 A start) Medium domestic pumps
IDROMAT 5 16(8) A / 1.5 kW 1.2–3.0 bar (fixed) Domestic with specific restart needs
IDROMAT 5e 16(8) A / 1.5 kW 1.5–2.5 bar (adjustable) Applications needing tuning flexibility
IDROMAT 6 30(16) A / 2.2 kW 1.5 or 3.0 bar Larger pumps, higher flow (12 m³/h)

Built-In Protections

  • Dry-running protection with automatic reset
  • Anti-jamming — brief pump run (~5 s) if idle for 24 hours
  • Closed-port protection — prevents operation against blocked discharge
  • Anti-water hammer — integrated check valve with non-return damping

Installation Requirements

  • Mount horizontally on a vertical pipe, arrows pointing upward
  • Inlet connects directly to pump outlet; device outlet goes to the distribution network
  • Do not add a second check valve on the IDROMAT outlet
  • For submersible pump installations, add an auxiliary 20 L membrane tank
Calpeda S.p.A.
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IDROMAT Electronic Pump Regulator with Dry-Running Protection and Auto-Reset

Automatic pump switch with integrated check valve
MPN/Series: IDROMAT

Product Specifications

Brand
Calpeda S.p.A.
Part Number
IDROMAT
Type
Electronic Pump Regulator
Voltage
230 V ±10%, 50/60 Hz, single-phase
Max Flow Rate
10 m³/h (12 m³/h for IDROMAT 6)
Max Working Pressure
10–12 bar
Max Water Temperature
60–65°C
Protection Rating
IP65
Connections
R1″ male
IDROMAT Electronic Pump Regulator with Dry-Running Protection and Auto-Reset