APV SPX DELTA DKR2, Руководство по эксплуатации

Страница: 14 / 45

9
9. Technical Data
Double-Seat Ball Valve with Cleaning Connection
DELTA DKR 2
Operating Manual : Rev. 7
UK
10. Maintenance
- Dismantling and installation of seals according to service
instructions.
Use complete seal kits according to spare parts list.
- Assembly and adjustment of turning actuator according to service
instructions.
- Lightly grease all seals.
APV recommendation:
assembly grease for EPDM, HNBR, NBR and FPM
(750 g/tin
- ref.-No. 000 70-01-019/93)
(60 g/tube - ref.-No. 000 70-01-018/93)
or
assembly grease for VMQ
(600 g/tin
- ref.-No. 000 70-01-017/93)
(60 g/tube - ref.-No. 000 70-01-016/93)
! Do not use grease containing mineral oil with EPDM seals.
! Do not use Silicone-based grease with VMQ seals.
DN 25 40 50 65 80 100 125
inch 1” 1,5” 2” 2,5” 3” 4”
max. tightening torque in Nm ( M ) 10 15 22 25 40 65
operating leakage at about 5 bar in L ( Qs) 0,7 1,2 1,4 2,0 4,0 4,2 6,0
( opening and closing process )
operating leakage at about 5 bar in L ( Qs) 0,4 0,7 0,8 1,2 2,4 2,5 3,6
with operating leakage reducer
pneumatic air consumption at 6 bar NL ( V ) 1,8 1,8 1,8 2,8 5,5 5,5 5,5