GSW57

Excess Flow Safety Valve

  • Excess Flow Safety Valve GSW57
  • Male > Female thread
  • Approved acc. DVGW-VP 305-1 (Dec. 2007) in line with TRGI 2008
  • Body of steel, galvanized
  • Spring of stainless steel
  • Guiding part from aluminium
  • Viton (FKM) O-ring
  • Operating temperature -20°C to +60°C
  • Body resistant up to 925°C
  • Interior resistant up to 200°C
  • Pressure drop < 0,5 mbar
  • Spring covered
  • Overflow hole protected
  • Remark: Connection load for gas acc. to G260 ΣVGas in m³/h natural gas
  • Mounted horizontally and vertically upwards:
    Type K / locking factor 1.3 ... 1.45

Size

DN

Pressure
mbar

Length
mm

ΣVGas
m³/h

BEE Ordering No.

Price *
€/unit

1/2”

15

15
to
100

52

2,5

GSW57 15 025 AI

43,90

3/4”

20

52

1,6

GSW57 20 016 AI

35,90

3/4”

20

52

2,5

GSW57 20 025 AI

40,90

3/4”

20

52

4

GSW57 20 040 AI

40,90

1”

25

54

2,5

GSW57 25 025 AI

27,20

1”

25

54

4

GSW57 25 040 AI

27,20

1”

25

54

6

GSW57 25 060 AI

27,50

1¼”

32

67

10

GSW57 32 100 AI

88,20

1½”

40

76

16

GSW57 40 160 AI

96,70

2”

50

80

16

GSW57 50 160 AI

102,50

 

GSW57 Excess Flow Safety Valve

Product Specification

DVGW
Datenblatt

* Delivery only in industry, trade and commerce · All prices excl. VAT. plus shipping costs
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G. Bee GmbH · Robert-Bosch-Straße 14 · 71691 Freiberg · Germany
 

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