HYDRELEC - Series K4 21 or K4 31

Electrical stepper control for the K4 21 series regulation with two stepper solenoid valves for control of opening control of opening and closing speed and locking at a precise position of the valve.
Electric opening and closing control for K4 31 series.

Applications :

• Water distribution networks
• Irrigation networks.
• Start-up and shut-down of pumping stations,
• For K4 21 : regulation for remote-controlled networks (generally fitted with a remote head), etc.
• For K4 31 : level control associated with an electrical sensor.

Range :

• DN50 to 400 Range HYDROBLOC^® PREMIUM
• DN500 to1000 Range HYDROBLOC^®
• PFA 10 or 16

Technical data :

• ISO PN drilled flange to PFA (standards EN 1092-2 and ISO 7005-2)
• Operating temperature: +0°C to +65°C.
• Face-to-face dimensions to EN 558-1.
• Tightness category A to ISO 5208-2.
• Sealed at zero flow.
• Supplied with position indicator.
• Opening and closing retarder
• Basic valve with reduced (XGS) or full (XG) passage.
• NF EN 1074-5.
• Normally closed valve de-energised
• Solenoid valve voltage: 24V 50Hz

Product benefits :

HYDROBLOC^® PREMIUM valves give you :

• exceptional sensitivity and control accuracy
• a wider operating range, in complete safety, thanks to the standard SPD device.
• longer service life thanks to the extensive use of 316 stainless steel.
• easy installation and maintenance, thanks to the position indicator, the pressure gauges included and the tap with ergonomic lever.

standards and certifications :

• ACS
• WRAS on composants
• DVGW on composants

variants and options :

• PFA 25 bar
• Other safety positions normally open or normally closed
• Other supply voltages (220V, 48V, 12V DC, 24V DC)
• ACD040 anti-cavitation kit with slotted cylinders available (up to DN 200).
• Remote position indicator
• Limit switch indicator
• Spare parts booklet

Guarantee :
5 years

Download brochure

Download installation manual

Download maintenance manual