Danfoss GBC 6s User manual

Installation guide

Shut-oﬀ ball valve

Type GBC 6s to GBC 79s

009R8518

009R8518

© Danfoss | DCS (jmn) | 2018.05 DKRCC.PI.FB0.J1.02 | 1

Refrigerants:

R134a, R22/R407C, R404A/R507, R407A, R407F,R410A, R448A, R449A, R452A, R513A, R450A, R1234ze

GBC 6s - GBC 25s can also be used for: R32, R454B, R452B, R290

For complete list of approved refrigerants, go to http://products.danfoss.com/all-products/

Temperature range:

GBC 6s - GBC 42s: -40 °C – 150 °C (short term for 150 °C) / -40 °F – 300 °F (short term for 300 °F)

For long term use in high temperature application, please consult Danfoss.

GBC 54s - GBC 79s: -40 °C – 121 °C / -40 °F – 250 °F

Max. working pressure: PS/MWP = 45 bar / 650 psig

Warning: Applicable to all common non-ﬂammable refrigerants, excluding R717 and to

noncorrosive gases/liquids dependent on sealing material compatibility.

The design pressure shall not be less than the value outlined in Section 9.2 of ANSI/ASHRAE 15 for

the refrigerant used in the system.

Remove cap and access cap (if present)

45 bar

650 psig

Danfoss

9G8074

Opening valve Valve size Max. Torque

Nm ft-lbs

6s - 22s 7 5.2

25s - 28s 17 12.6

32s - 35s 20 14.8

38s - 54s 34 25.2

67s - 79s RP 34 25.2

67s - 79s 60 44.2

Danfoss

9G8075

45 bar

OPEN Position CLOSED Position

Danfoss

90 bar

psig

Danfoss

9G8078

Danfoss

90 bar

psig

Danfoss

9G8079

© Danfoss | DCS (jmn) | 2018.05 DKRCC.PI.FB0.J1.02 | 2

Brazing (Copper and Copper alloy)

Danfoss

9G156.14

Install Schrader valve (if present) and cap

45 bar

650 psig

Danfoss

9G8076

Tighten cap Tighten the cap with approx. torque

Valve size Max. Torque

Nm ft-lbs

6s - 12s 10 7.4

16s - 22s 15 11.0

25s - 35s 20 14.8

42s - 79s 32 23.6

45 bar

Danfoss

9G8077

Danfoss

9G207

Danfoss

9G207

Danfoss

9G207

Install Schrader valve

with approx. torque

0.3 Nm / 0.2 ft-lbs

Wet cloth must cover the label (if present) !

Fully openFully closed

Min. 5% Ag

Max. 100 °C / 212 °F

This manual suits for next models

13

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