ARI-ASTRA® Plus

Combined flow regulating valve – straight through with flanges

Description

Application:	Heating facilities, AIR conditioning facilities
Medium:	Water, water with cold-protection, etc.

Scope of applications
Line regulatiValves are used for „shut-off and/or throttling of media“.
Valves with a defined characteristic for heating and cooling systems.

The information complies to the Pressure Equipment Directive 2014/68/EU.
It is the responsibility of the machine planner to ensure compliance.
The special markings on the valve must be taken into account.
Refer to the catalogue sheet to see which materials are used in standard versions.
Please contact the supplier or the manufacturer if you have any questions.

Operating principles

The valve is closed (cone/seating function) by turning the hand wheel clockwise.
Do not use tools to increase the torque on the hand wheel. The valve stem is sealed by a bellows and an outer safety stuffing box.
The position of the valve cone is shown on the digital display every complete turn and every tenth and five-hundredths of a turn, is also shown (DN 15 – 150)
Over DN 200 the lift is seen on the lift indicator.

ARI-ASTRA® PLUS Combined flow regulating valve – straight through with flanges

Fig. 1: DN 15- 150 with digital display

Fig. 2:  DN 200 with lift indicator

Diagram

Refer to the data sheet for information about materials with designations and figure numbers.

Fig. 3: DN 15 – 150 with digital display

Fig. 4: DN 200 with lift indicator

Pos.	Designation
1	Body
1.2	Seat ring
2	Bonnet
3	Plug
4	Stem
5	Handwheel
6	Packing ring
7	Stud
8	Hexagon nut
9	Gasket
10	Spring-type straight pin
11	Packing follower
12	Screw joint
13	Removable lock washer
14	Spring-type straight pin
15	Insert nuts
16	Washer
19	Guard cap
22	Stem ring
23	Sicherungsblech
32	Flange cover
33	Hexagon nut
34	Hexagon nut
36	Round head grooved pin
37	Snap ring
38	Lubricating nipple
40	Sealing ring
41	Pressure gauge stud G1/4“
42	Hexagon guard cap
43	Scale
44	Scale ring
76	Digital display
77	Indicator ring