GESTRA Flowserve RK 41 Instructions De Montage Et De Mise En Service page 12

Ratings pursuant to article 9 of the PED
Fluid
Fluid group
Use
Category
Nominal size DN
CE marking
Type
1)
PED = Pressure Equipment Directive
gas
1 2
no yes
Exception pursuant
to article 3.3
15-50
no
all
1)
liquid
1 2
no yes
Exception pursuant
to article 3.3
65-150
no
RK 70
None
125-200
no
RK 44s
I
65-200
yes
all
RK 70 only DN 200
RK 44s only DN 65-100