Application Heating systems, cooling systems, fan-coil units, ventilation systems Pressure rating PN16 Connection BSP externally threaded according to ISO 228/1 Flow characteristics Linear Max. leakage 0 % of the kvs value Media Hot water, cold water, glycol-mixed water (max. 40 % glycol) Media temperature +2…+95 °C Stroke 2.5 mm Adapter Included for RTAOM…actuators. No adapter is needed for RTAN… actuators.
Article Description Connection Valve 1885136 Nut and olive 1/2”, K12 CTV10, ZTV15, ZTR15, VTTV15, VTTR15, VTTB 1886274 Nut and olive 3/4”, K15 CTV15, ZTV20 (kvs 2.0-2.5), ZTR (kvs 2.0-2.5), VTTV20 (kvs 2.5), VTTR20 (kvs 2.5), VTTB20 (kvs 2.
Model G A B C D VTTV15 ½” 52 46 20 62 E 110 VTTV20-2,5 ¾” 56 46 22 62 120 VTTV20-4,0/6,0 ¾” 78 59 35 75 420 Model G A B C D VTTR15 ½” 52 52 26 68 116 VTTR20-2,5 ¾” 56 57 32 73 144 VTTR20-4,0/6,0 ¾” 78 70 45 86 430 Model G A B C D VTTB15 ½” 52 70 35 62 164 VTTB20-2,5 ¾” 56 88 50 62 228 VTTB20-4,0/6,0 ¾” 78 82 44 75 520 E E Weight (g) Weight (g) Weight (g)
