Diaphragm Safety Valve for Closed Heating Systems (SM120-11/4A)

Product code: SM120-11/4A
EAN : 4019837012007
Manufacturer code: SM120-11/4A
Warranty: 2 years

The diaphragm safety valve is designed for closed heating and solar systems. More information

Delivery

Delivery to Belgium (days are avarages)

FedEx:
2.7 workdays € 7,02

Bpost HD (Home Delivery):
4.4 workdays € 10,64

BPost - PP (Pick-up Point):
3.9 workdays € 9,91

FedEx Priority:
1.7 workdays € 12,71

DHL Express:
1.2 workdays € 16,94

DHL Express: 1.2 workdays, € 16,94
In stock 2 pcs

Parameters and catalogs

Connection size	DN 32
Material	Brass
Pressure	2.5 bar
Temperature	120 °C
Weight	1.19 kg

Technical sheet download

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The diaphragm safety valve is designed for closed heating and solar systems. Its main purpose is to ensure safety in the event of regulatory device failure, allowing the system's overpressure content to be released. The valve is normally closed and only activates when the set pressure is exceeded.

Key Features

Certification: Complies with Directive 2014/68/EU and standards EN 12828, EN ISO 4126-1
Construction: Connection from R 1/2" to R 11/4"
Medium Temperature: 120 °C
Performance: Discharge capacity ranging from 50–300 kW
Durability: Diaphragm and sealing disc made from elastomers resistant to hot water
Pressure Range: Adjustable pressure with tamper protection.
Ambient Operating Temperature: 5...55 °C, relative humidity 25–85%.

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