16:09
21с-225-3-Э
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Production according to TR 3740-002-15365247-2004
Pipeline connection: welded connection.
Installation position: on horizontal and vertical pipeline sections.
Climatic version: У, УХЛ, ХЛ, Т according to GOST 15150-69.
Placement category: 2, 3 according to GOST 15150-69.
The valve control is carried out from the actuator of single-turn electric flanged
actuator type (МЭОФ).
Specifications
| H, mm: | 245 |
| D, mm: | 230 |
| D1, mm: | 285 |
| L, mm: | 650 |
| DN, mm | Рр, MPa | Tmax of the Medium, ºC | Body Material, Steel | Working Medium | Max. Pressure Differential, MPa | TQ, N•m, maximum torque at spindle plug | N, kW | t хода, с. | Weight without Electric Actuator, kg | Full Weight, kg |
| 225 | 9,8 | 540 | 15Х1М1Ф | пар | 217 | 1600 | 0,3 | 25 | 958 | 992 |
| DN - Nominal Diameter PN - Nominal Pressure P - Pressure |
Tmax - Maximum Design Temperature Mкр - Spindle Torque t - Response time μ - Fluid Flow Coefficient |
h - Valve Stroke Kv - Throughput Capability F - Seat Area ζ - Resistance Coefficient |
The pressure-compensated control disc valves of type 21с are intended for the control of the feed water and steam flow.
They are installed in the power centers of steam generators, PRDS and FRPRDS.
The valves are used as all-mode control bodies.