| BRAND | RTK |
| Product | PV 6451 |
| Description | pneumatic control valve |
| Internal code | ONR4716700 |
| Technical specification | in continuous form for steam conversion Nominal diameter DN 125, nominal pressure PN 40 DN 25 injection flange Housing material cast steel EN-GP-240-GH flanges with sealing surface in accordance with DIN Spindle sealing: PTFE/carbon roof sleeves Curve/Anström.: equal/on the cone perforated cone for DU, metallic sealing Kvs value = 122 m³/h, stroke 50 mm seat diameter 100 mm Surface treatment with zinc dust primer with certificate in accordance with EN 10204-3.1 CE mark in accordance with Pressure Equipment Directive (PED) max. allowable pressure in accordance with DIN EN 1092 max. allowable temperature TS 250 °C Pneumatic actuator - type ST 6175.B6-3D Inlet air pressure max. 6 bar Membrane area 1000 cm² Spring range 0.7... 2.1 bar/max. stroke 60 mm Safety position: spring closes (Distribution valve: Gate A, mixing valve: Gate B) additional equipment: - Electric tire. Position controller, type SR 6136 (SIPART PS2) 2/3/4 wire connection Input 4.. 20 mA at 0% input, valve closed - Limit switch ZU |
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