Dungs MPA 4112 V2.0 Panduan Pengguna - Halaman 16

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Safety-relevant components
J
Valve proving systems
Gas pressure sensing device
Air pressure sensing device o
Gas failure switch
Automatic burner control system
UV flame sensor
1
Gas pressure regulators
1
Gas valve with valve proving system
2
Gas valve without valve proving system
2
Gas / air ratio control systems
Decreasing performance on account of ageing
1
Gas families II, III
2
Operating hours
3
N / A
not applicable
Lagerzeiten ≤ 1 Jahr verkürzen nicht die konstruktionsbedingte Lebensdauer / Storage time ≤ 1 year does not reduce the designed lifetime /
DUNGS recommends a maximum storage period of 3 years
The Pressure Equipment Directive (PED) and the Directive on the energy performance
of buildings (EPBD) require a regular inspection of heat generators to guarantee a high
degree of long-term efficiency and thus minimal environmental impact.
There is a need to replace safety-related components after they reach the end of
their useful life:
Design-related service life
Cycle number
Years
250 000
50 000
250 000
N / A
250 000
N / A
N / A
after error detected
DN ≤ 25
200 000
25 < DN ≤ 80 100 000
80 < DN ≤ 150 50 000
N / A
Storage periods
Standard
10
EN 1643
10
EN 1854
10
EN 1854
10
EN 1854
EN 298
10
EN 230
10 000 h³
---
EN 88-1
15
EN 88-2
EN 1643
10
EN 161
EN 88-1
10
EN 12067-2
Karl Dungs GmbH & Co. KG
Karl-Dungs-Platz 1
D-73660 Urbach, Germany
Telephone +49 7181-804-0
Fax
www.dungs.com
Permanent storage temperature
0...45 °C
32...113 °F
+49 7181-804-166
16 ... 16