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