Dynamic Balancing Valves - Fig. 9920/9925

Fig. 9925
 

DZR brass ON/OFF automatic balancing valve
Diameters from DN015 - ½" to DN025 - 1"
With threaded union F/F ends (ISO 7/1 Rp)
Wide range of flows available (see technical sheet)
Available in the following versions:
● Fig. 9920, with threaded and plugged drains (¼" ISO 7/1Rp)
   (allow later mounting of test points)
● Fig. 9925, with test points
With threaded M30x1,5 connection for linear actuator
TR CU 010 compliant

PN25 (Max 25bar up to 110°C, max 20bar above)
Free of CE marking (cat. according to Art. 4.3 Dir. 2014/68/EU)

Working conditions
● Suitable for: water, -10°C to +130°C
   below 0°C only for water with added antifreezing fluids
   over 100°C only for water with added anti-boiling fluids
   (Glycolic-Ethylene and glycolic-propylene mixtures up to 50% may be used)
● Not suitable for: gases group 1 & 2, liquids group 1 (Dir. 2014/68/EU)
● Flows from 0,02l/s to 0,20l/s for DN15 and L-DN20
● Flows from 0,13l/s to 0,95l/s for H-DN15, DN20 and DN25
● Working ∆P depending on selected cartridge

Optional "Vaurien" electric actuator
ON/OFF linear actuator
M30x1,5 threaded nut with fast connection
Stroke time: about 5 minutes
With 1m electric wire
Enclosure protection IP54
CE compliant
Power supply 50Hz or 60Hz
Versions for 230VAC or 24V AC/DC available
Normally closed (NC)
Normally open (NO) version available on request
Working temperature: 0° to +60°C