DZR brass automatic balancing valve Diameters from DN015 - 1/2" to DN065 - 2 1/2" Threaded union F/F ends (ISO 7/1 Rp) Wide range of flows available (see technical sheet) Available on following versions: ● Fig. 9900V, with plugged threaded drains (¼" ISO 7/1Rp) (allow later mounting of test points) ● Fig. 9905V, with test points PN25 (Max 25bar up to 100°C, max 20bar at 130°C) Working conditions: ● Water: 0°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 mix up to 50%) ● Flows from 0,02l/s to 0,20l/s for DN15 and DN20LF ● Flows from 0,13l/s to 0,95l/s for DN15HF, DN20 and DN25 ● Flows from 0,31l/s to 2,60l/s for DN32, DN40 and DN50 ● Flows from 1,6l/s to 6,6l/s for DN50HF and DN65 ● Working ∆P depending on selected cartridge
