Static Balancing Valves - Fig. 9520/9525/9526

Fig.9525
 

DZR brass ON/OFF terminal balancing valve
Misure da DN015 - 1/2" a DN020 - 3/4"
Threaded F/F (ISO 228/1)
Olive & nut kit (O/N) for European copper tubing on req.:
● DN015, kit for 15 mm pipe
● DN020, kit for 22 mm pipe
Tolerance on nominal Kv ±10%
(completely open, test according to BS7350)
Available on following versions:
● Fig. 9520, with plugged threaded drains (¼" ISO 7/1Rp)
(allow later mounting of test points)
● Fig. 9525, with test points
● Fig. 9526, with test points (high pressure TP with drain)

PN20 (Max 20bar up to 80°C, max 10bar at 130°C)
PN16 with O/N (Max 16bar up to 30°C, max 5bar at 120°C)

Working conditions:
● Water: -10°C to +130°C (120°C with O/N)
below 0°C only for water with added antifreeze fluids
over 100°C only for water with added anti-boiling fluids

Optional electric actuator
ON/OFF linear actuator for VIR valves series 9520
M30x1,5 threaded nut with fast connection
Stroke time: about 3 minutes
Stroke 4mm, thrust 100N
With 1m electric wire
Enclosure protection IP54
CE compliant
Power supply 50Hz or 60Hz
Versions for 230VAC or 24VAC available
Available in following versions:
● Nor. open (NO), opened by spring, closed by wax elem.
● Nor. closed (NC), closed by spring, opened by wax elem.
Working temperature: 0° to +60°C