Danfoss AFD / VFG 2, AFD / VFG 21, AFD / VFGS 2 Fact sheet
Pressure reducer
AFD / VFG 2 (VFG 21), VFGS 2 DN 15 - 250
SIBC VN.CC.G1.02 © Danfoss 01/04 1
AFD / VFG 2 (VFG 21), VFGS 2
Valves
Valves VFG 2 (metallic sealing cone)
DN k
vs
mm m3 /h
15 4.0 150 200* 065B2388 065B2401 065B2411
20 6.3 150 200* 065B2389 065B2402 065B2412
25 8.0 150 200* 065B2390 065B2403 065B2413
32 16 150 200* 065B2391 065B2404 065B2414
40 20 150 200* 065B2392 065B2405 065B2415
50 32 150 200* 065B2393 065B2406 065B2416
65 50 150 200* 065B2394 065B2407 065B2417
80 80 150 200* 065B2395 065B2408 065B2418
100 125 150 200* 065B2396 065B2409 065B2419
125 160 150 200* 065B2397 065B2410 065B2420
150 280 140 - 065B2398 - 065B2421
200 320 140 - 065B2399 - 065B2422
250 400 140 - 065B2400 - 065B2423
150 280 - 200*
200 320 - 200* on request
250 400 - 200*
* temperatures up to 200 oC only with seal pot, mounted in the impulse tube to the flow
t
max.
o
C PN 16 PN 25 PN 40
Valves VFG 21 (soft sealing cone)
DN k
vs
mm m3 /h
15 4.0 150 065B2502 065B2515 065B2525
20 6.3 150 065B2503 065B2516 065B2526
25 8.0 150 065B2504 065B2517 065B2527
32 16 150 065B2505 065B2518 065B2528
40 20 150 065B2506 065B2519 065B2529
50 32 150 065B2507 065B2520 065B2530
65 50 150 065B2508 065B2521 065B2531
80 80 150 065B2509 065B2522 065B2532
100 125 150 065B2510 065B2523 065B2533
125 160 150 065B2511 065B2524 065B2534
150 280 140 065B2512 - 065B2535
200 320 140 065B2513 - 065B2536
250 400 140 065B2514 - 065B2537
t
max.
o
C PN 16 PN 25 PN 40
Code No.
Code No.
Valves VFGS 2 - steam
DN k
vs
mm m3/h
15 4.0 350 065B2430 065B2443 065B2453
20 6.3 350 065B2431 065B2444 065B2454
25 8.0 350 065B2432 065B2445 065B2455
32 16 350 065B2433 065B2446 065B2456
40 20 350 065B2434 065B2447 065B2457
50 32 350 065B2435 065B2448 065B2458
65 50 350 065B2436 065B2449 065B2459
80 80 350 065B2437 065B2450 065B2460
100 125 350 065B2438 065B2451 065B2461
125 160 350 065B2439 065B2452 065B2462
150 280 300 065B2440 - 065B2463
200 320 300 065B2441 - 065B2464
250 400 300 065B2442 - 065B2465
1)
t
max.
o
C PN 16 PN 25 PN 40
Code No.
2 VN.CC.G1.02 © Danfoss 01/04 SIBC
AFD / VFG 2 (VFG 21), VFGS 2
1)
Valves
(continued)
Max. medium temperatures for valves VFGS 2
Steam,
max. 200 oC
Steam,
max. 300 oC
Steam,
max. 300 oC stem extension ZF4
Steam,
max. 350 oC stem extension ZF4
PN DN 15 - 125 DN 150 - 250
16, 25, 40 with seal pot -
16, 40 - with seal pot
16
25, 40
with seal pot and
with seal pot and
-
-
Actuators
AFD Actuators
Pressure
setpoint (bar)
8 - 16
3 - 12 003G1001
1 - 6 003G1002
0.5 - 3 003G1003
0.1 - 0.7 DN 15 - 250 003G1004
0.15 - 1.5 003G1005
0.05 - 0.35
(630 cm2)
For DN Code No.
DN 15 - 125
003G1000
003G1006
SIBC VN.CC.G1.02 © Danfoss 01/04 3
AFD / VFG 2 (VFG 21), VFGS 2 DN 15 - 32 (set-point up to 1.5 bar)
Set-point and setting ranges are defined acc. to AGFW Guideline FW503.
After selecting the suitable valve size, corresponding P-band (Xp) can be read out from above graphs. It is recommended that Xp does not exceed 50% of the required set-point.
4 VN.CC.G1.02 © Danfoss 01/04 SIBC
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