21с-100-3-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:	137
D, mm:	112
D1, mm:	146
L, mm:	400

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
100	9,8	540	15Х1М1Ф	пар	95	1000	0,3	10	183	220

Legend

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.

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