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MS G½ x G¾ | 42390

diaphragm safety valve MS - heating systems

in-stock items

  • for protection against overpressure in heating systems
  • for water, water/glycol mixtures, liquids of fluid groups 1 and 2
  • MSM with pressure gauge for indication of the system pressure

For sealed heating systems as per TRD 721; VdTÜV sheet Safety Valve 100 and 100/4 sheet 1; EN 12828. Also for water heating systems as per DIN 4751-2 with flow temperatures up to 120 °C and DIN 4751-3 with flow temperatures up to 95 °C. Suitable for water, water/glycol mixtures (with up to 50 % glycol).

Safety valve with factory-adjusted opening pressure. MSM with pressure gauge for indicating the system pressure. The size of the valve inlet determines the unit type, the outlet is ¼" larger.

Connection
see ordering table
Operating temperature range
Medium:
-20/+120 °C
opening pressure
see ordering table
Dimensions (W x H x D)
MS G½ x G¾: 48 x 60 x 35 mm
Material
Housing:
Brass
cap:
PA 6, Red
type approval mark
TÜV.SV.yy-2017.13.H
"yy" represents the year of the approval