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Control valve KFM 321 4/5

Control valve KFM 321 45
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  • Material: cast iron
  • Type of drive: pneumatic drive

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  • Description
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Pneumatic 2-way control valve with PTFE-V packing.

Pressure-temperature values according to DIN EN 1092-2:

- -10 ... 120 150 200 250 300 350 ° C *
PN 16 16 15.5 14.7 13.9 12.8 11.2 bar
PN 25 25 24.3 23 21.8 twenty 17.5 bar

* = max. 250 ° C for stem packing with PTFE-V assembly.

DN m3 / h

Specification-No. Kvs Stroke mm Closing pressure * (bar) for control signal
PN 16 PN 25 0.4 ... 1.2bar: standard 1.0 ... 2.0bar: type ... c 2.0 ... 4.0bar: type ... d
15 321 400. 321,500. 4 twenty 17.9 25.0 -
twenty 321 401. 321 501. 6.3 twenty 17.9 25.0 -
25 321 402. 321 502. ten twenty 11.1 25.0 -
32 321 403. 321 503. 16 twenty 6.3 22.8 25.0
40 321 404. 321,504. 25 twenty 3.6 14.4 25.0
50 321 405. 321 505. 40 twenty 1.9 8.9 20.7
65 321 406. 321 506. 63 thirty 0.6 4.8 11.9
80 321 408. 321 508. 100 thirty - 3.0 7,7
100 321 410. 321 510. 160 thirty - 1.7 4.7

* for higher closing pressures 3214 / 5Se, for large DN 3214 / 5Sg / h / i

Body: cast iron EN-GJS-400-18-LT (GGG-40.3), two-way for water and steam;
Pressure range: PN 16, PN 25;
Immersion depth according to DIN EN 558, basic series 1;
Flanges according to DIN EN 1092-2 type 21;
Stem seal: spring-loaded PTFE-V-ring assembly for temperatures up to 250 ° C;
Add. options: graphite seal for media with temperatures up to 350 ° C;
Internal parts: stainless steel, replaceable seat rings;
Flow characteristic: equal percentage;
Ratio ratio: 50: 1;
Leakage: <0.01% Kvs;

DN 15 twenty 25 32 40 50 65 80 100
Height H 460 474 468 474 480 482 525 526 533
Length L 130 150 160 180 200 230 290 310 350
Weight, kg 16 17 eighteen twenty 21 23 37 40 50

схема KFM 321 4/5

  • Pickup from a warehouse in Kiev
  • New Mail
  • SAT
  • Deliveri
  • Courier in Kiev
  • Cashless payment with VAT
  • Online Privat24, Visa / MasterCard
Control valve KFM 321 45

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