Ball zone valves series VS 221 ÷ SM 236

Ball zone valves series VS 221 ÷ SM 236

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<p>Brass ball valves with Teflon seals, two or three-way models available in diameters ½” to 2”. Manufactured in compliance with the Standards DIN 3537 and 3539, and approval DIN-DVGW. The valves with diameter up to 1 1/2” are equipped with a unidirectional servomotor with 9Nm torque and 120-sec. stroke time; the valves with 2” diameter are connected to a servomotor with 20Nm torque and 180-sec. stroke time. They are aimed to be used with both hot and cold water at changeable work temperatures ranging from -20°C to 120°C with a resistance to pressure of PN6.</p>

Zone and mixing valves

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