Danfoss SCA-X, CHV-X Installation guide

Installation guide

Danfoss

M148G0010_1

Check & stop valves / Check valves

SCA-X / CHV-X 15-125 with butt weld F connection

148R9617

Only allowed for valve sizes 15-40
Permitido somente para tamanhos de válvula 15-40

1a

148R9617

1b 2

Nm LB-feet
DN 15, 20 21 15
DN 25, 32, 40, 50 44 32

3

DN 15-20 50 37
DN 25-40 75 55
DN 50-65 95 70
DN 80-100 150 111
DN 125 250 184

DN 65 74 54
DN 80 44 32
DN 100 75 53
DN 125 183 135

3a

Nm Lb-feet

Nm LB-feet

4

© Danfoss | DCS (MWA) | 2018.05

4a

DKRCI.PI.FL1.S6.ML | 520H8310 | 1

C

Danfoss

M148G0012_1

B

B

Danfoss

M148G0011_1

A

5 6 7

DN 15-40 DN 50-125 DN 15-40

Nm LB-feet
DN 15, 20 50 37
DN 25, 32, 40 75 55

8a

B

E

8b 9

Ensure tight screw connection.
Assurez-vous que les vis sont bien serrées.

1

10 11

© Danfoss | DCS (MWA) | 2018.05

oss

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P2

P1

Flow direction  Sens du débit

P1 → P2 P2 → P1 P2 → P1

Valve size [DN]
Taille de vanne [DN]

100 44 bar / 638 psi 52 bar / 754 psi 44 bar / 638 psi

125 33 bar / 478 psi 52 bar / 754 psi 33 bar / 478 psi

Closing and opening pressure ΔP max. (P1-P2)
Pression de fermeture et d’ouverture ΔP max. (P1-P2)

Closing pressure ΔP max. (P2-P1)
Pression de fermeture ΔP max. (P2-P1)

Opening pressure ΔP max. (P2-P1)
Pression d’ouverture ΔP max. (P2-P1)

12

© Danfoss | DCS (MWA) | 2018.05

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