4412.4822 Leser United States Sales
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Technical Specification
High
performance
conventional
version
101 Item Number 10 Back To Summary Customer Reference
102
Tag number reader order code link
K7TM33MB1K4XH03K3FP2AJ36X00L39H89H79H22L8JL64L49H01
X
Operational
conditions 201 medium - aggregate state -
202 Response pressure 24.20 bar-g CDTP 24.20 bar-g
203 min. external backpressure - operating temperature 20 °C
204 Maximum external backpressure - self-backpressure -
xValve data
301 Item number 4412.4822 Ventilation H2 cap, screwed
302 Valve type Conventional design Standard dimensions
(a, b, h)
124mm, 121mm,
436 mm
303 d⁴ 29.0 mm Weight 16.4 kg
304 flow cross section 660.5 mm²
Outflow rate (D/G)
ASME | PED 0.699 | 0.700
standard
305 Orifice according to API 520 not available
Outflow rate (F)
ASME | PED 0.521 | 0.450
standard
306 NPS 1 1/2 NPS 2
307 outlet CL 300 ASME B16.5 outlet CL 150 ASME B16.5 port
308 RF - SerSpiral fin, Ra=3.2-6.3 RF - SerSpiral fin,
Ra=3.2-6.3
309 Case material 1.0619/SA-216 WCB/WCC -
CS
Seat bush/ seat
Material 1.4404/316L - SS
310 Spring cover material 0.7043/GGG 40.3 - CS plate material 1.4122 - SS, hardened
311 Spring material EN 10270-2-FDSiCr
312 Spring pressure range min. [bar-g] 22.51 Spring pressure range
max. [bar-g] 30,01
symbolic
representation
XOpt.
501 coloring: P2A RAL 5005, LESER blue (LID 1608.03) gross 0.00 EUR
Documentation 801 Material quality certificate for: H01 housing — position 1 with material quality certificate 3.1 in accordance with DIN EN
10204 net 81,00 EUR
802 Documentation: H03 LESER CGA Certificate for Global Application
Acceptance test certificate 3.1 in accordance with DIN EN 10204 net 40.00 EUR
803 Approvals: M33 Proof of testing the set pressure (TRB 513 4.2, TRD 504
3.3.4): EN 10204-3.2 (TÜV-Nord)