8
UK
DN 50 80 100
max. tightening torque in Nm ( M ) 22 40 65
operating leakage at about
5 bar in L ( Qs) 1,4 4,0 4,2
( opening and closing operation )
pneumatic air consumption
at 6 bar in NL ( V ) 1,8 5,5 5,5
9. Technical Data
- max. line pressure : 10 bar
- max. operating temperature : 135
o
C EPDM, HNBR
*FPM, *VMQ
- short-term load : 140
o
C EPDM, HNBR
*FPM, *VMQ
* no steam
- throughput cleaning
at 3 bar admission pressure : about 5 - 10 l/min.
-actuator
max. control pressure : 10 bar
min. control pressure : 6 bar
turning angle : 90
o
- leakage connection : G1/8
- cleaning connection (for hose ) : 8 x 1mm
- air connection (for hose) : 6 x 1mm
(Use dry and clean air, only.)
10. Maintenance
- Dismantling and installation of seals according to service
instructions.
- Assembly and adjustment of turning actuator according to
service instructions.
- Slightly grease all seals.
Recommendation:
APV food-grade-grease for EPDM and FPM
(750 g/tin - ref.-No. 000 70-01-019/93)
(60 g/tube - ref.-No. 000 70-01-018/93)
or
APV food-grade-grease for VMQ and Perbunan
(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 !
Double - Seat Ball Valve DELTA DKRT 2
Tank Outlet Valve
Operating Manual : Rev. 4