Series KA-N/F, KAP-N/F
Page
4
9520-017-en
Revision 15
TM 10477
Edition 05/2022
Options :
♦
Richter ENVIPACK double packing
for
particularly
high
safety
requirements,
selfadjusting.
On request, monitoring and flushing connection.
♦
Extended stem
♦
lever extension
♦
Limit switches
for remote monitoring of hand and remote-
activated ball valves
♦
stainless steel heating jacket
can be retrofitted, suitable for all common heat
transfer media.
1.1 Type plate, CE and body
markings
The stainless steel name plate is undetachably riveted
to the body.
If the operator attaches his identification, it must be
ensured that the valve matches the application in
question.
Example of name plate with CE marking:
Body identification :
The following are visible on the body according to DIN
EN 19 and AD 2000 A4:
♦
Nominal size
♦
Rated pressure
♦
Body material
♦
Manufacturer's identification
♦
Melt number/Foundry identification
♦
Foundry date
1.2 Tightening torques
All screws greased, tighten in diametrically
opposite sequence!
The tightening torques for pipe screws and body
screws mentioned must not be exceeded. For an
exception, see
Section 8
, Flange connection
valve/pipe is leaking.
The following tightening torques are recommended.
Packing screws
Tighten packing gland follower
503
until spring gland
follower
502
is in contact without any gap.
Pipe screws
Flange
Nominal size
screws
Tightening
torque
[mm]
[ISO/DIN]
[Nm]
25
4 x M12
10
50
4 x M16
26
80
8 x M16
25
100
8 x M16
35
150
8 x M20
65
Pipe screws
, flanges ISO/DIN
drilled to ASME Class 150
Flange
Nominal size
screws
Tightening
torque
Tightening
torque
[mm]
[inch]
[ASME]
[in-lbs]
[Nm]
25
1"
4 x ½“
70
8
50
2"
4 x ⅝“
220
25
80
3"
4 x ⅝“
400
45
100
4"
8 x ⅝“
310
35
150
6"
8 x ¾“
710
80
Body screws
Nominal
size
screws
Tightening
torque
[mm]
[ISO/DIN]
[Nm]
50/25
4 x M12
35
80/50
4 x M16
45
100/50
4 x M16
45
150/100
8 x M16
60
1.3 Flow rate value
Nominal size
[mm]
kv100
[m
3
/h]
25/50
22
80/50
90
100/50
87
150/100
388
