Honeywell MZV526E

Honeywell MZV526E is obsolete.  See direct replacementHoneywell V8043E1079

Motorized Zone Valve w/aux switch

Overview :

Honeywell MZV Series is the first linear zone valve with a built-in balancing plug that permits pre-balancing for each zone.

Features :

Rack and pinion linear design.
Fast acting, 15 seconds to open, 5 seconds to close.
Two piece rack design to extend service life.
Low power consumption, 8 valves, 40 VA transformer.
External valve position indicator.
Quiet operation, no water hammer.
Built-in tamper resistant balancing valve for pre-balancing.
High torque, constant speed synchronous motor.
Cooler running, longer life motor.
Operator can be replaced without draining system.
Manual opening feature.
Replaceable valve cartridge.
Large adjustable flow, 1/2 in. 3/4 in. Cv 5.8; 1 in. 7.0 Cv; 1-1/4 in. Cv 7.0.
Motor CSA recognized.
4 wire operator with auxiliary switch.
2 wire without switch, 24 in. leads.
Compatible with programmable thermostats.
Bronze casting; brass/stainless trim.
USA Patent Nos. 5,529,282; D369,650; 5,941,500; 6,032,924.
UK Patent No. 2,052,382. 24 VAC, 60 Hz, 0.25 ampere.
30 mm collar (valve/actuator interface)

Product Specifications :

Application: Residential or Commercial Zoning for hot water heating or chilled water air conditioning systems, fan coil units or indirect water heater service.
Frequency: 60 Hz
Operating Humidity Range (% RH): 5 to 95% relative humidity, non-condensing.
Voltage: 24 Vac
Pressure Range (psi): Maximum Water–125 psi
Pressure Range (kPa): Maximum Water–862 kPa