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Operating Guide
AFD 2 / VFG 2 (21) DN 15-250
VFG 22 (221) DN 65-250
ENGLISH
AFD 2 / VFG 2 (21) DN 15-250, VFG 22 (221) DN 65-250
www.danfoss.com
Page 7
This document is included in the scope of delivery. The latest document version is available on virtus.danfoss.com
© Danfoss | 2020.11
AQ3525315322en-010101 | 1
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Summary of Contents for Danfoss AFD 2 VFG 2
- Page 1 AFD 2 / VFG 2 (21) DN 15-250, VFG 22 (221) DN 65-250 www.danfoss.com Page 7 This document is included in the scope of delivery. The latest document version is available on virtus.danfoss.com © Danfoss | 2020.11 AQ3525315322en-010101 | 1...
- Page 2 AFD 2 AFD 2 AFD 2 1× V1, V2 (630 cm AF (2×)* AF (2×)* AF (2×)* ❷ ② ① ≤ 150 °C > 150 °C VFG 22 (221) VFG 2 (21) DN 15-50 2 | © Danfoss | 2020.11 AQ3525315322en-010101...
- Page 3 ❹ ③ ② ① ❺ AFD 2/VFG 22(221) DN 65-250 Pull out ⑦ ③ ④ Turn ⑥ till ② ① SW46 Max 100-120 Nm Hold ⑤ Release ~ 30 for ½ turn turns AQ3525315322en-010101 © Danfoss | 2020.11 | 3...
- Page 4 T > 150 °C ⑤ ⑧ ⑦ ⑥ ❾ ❿ AFD 2/VFG 22(221) DN 65-250 T < 120 °C ① T > 120 °C ① ② ① ~30 Turns ② ② ① Turns 4 | © Danfoss | 2020.11 AQ3525315322en-010101...
- Page 5 ∆p: 1-3 bar, : 150 °C Area (cm ): 80 SW46 Turn Max 100-120 Nm till Pull out ~ 30 turns Hold Release for ½ turn ③ ① Δp = 1-3 bar ④ AQ3525315322en-010101 © Danfoss | 2020.11 | 5...
- Page 6 Total installation height of the controller (VFG 22(1) valve + AFD 2 pressure actuator) is sum of H and H ø60 Ø10 G1/4 SW19 Seal pot V1 Seal pot V2 Compression fitting Shut off valve 6 | © Danfoss | 2020.11 AQ3525315322en-010101...
- Page 7 Spring on the DIN 2501, seal form C bands to the fixed points in surroundings pressure actuator is factory adjusted 2. Before releasing the actuator, fully release (released) for proper installation. the union nut AQ3525315322en-010101 © Danfoss | 2020.11 | 7...
- Page 8 AFD 2 / VFG 2 (21) DN 15-250, VFG 22 (221) DN 65-250 8 | © Danfoss | DHS-SDBT/SI | 2020.11 73695620 / AQ3525315322en-010101...