ZDRW - G series high temperature electric butterfly valve is made up of 3610 series electric actuator (DKJ series) and high temperature butterfly valve, its light structure, convenient operation, widely used in the production process automation control system of low pressure of high temperature medium in continuous operation, adjustment and the two type high temperature butterfly valve adopts flat seal between the valve body and disc, so the leakage quantity is small, and outside of the valve stem of the valve spindle bearings and extended can effectively improve the working temperature, 3610 actuators using built-in integrated structure of the electronic control module, without the other match servo amplifier, the actuator is compact, reliable, And can provide enough torque to make the valve regulation sensitive.
specifications
Main technical parameters
A. the valve body
Shape: flat offset cast valve body
Nominal sizes: DN125, 150, 200, 250, 300, 350, 400, 450, 500,
600, 700, 800, 900, 1000mm
Nominal pressure: 0.25MPa
Connection: DN125~500 clamping DN600~1000 flange connection
Flange standard: JB/T79.1 -- 94
Material quality: CF8 CF8M (450 ℃ ~ 650 ℃)
ZG40Cr25Ni20, ZG35Cr26Ni12 (650 ℃ ~ 1100 ℃)
On the cover: type A lengthened: 450 ℃ ~ 650 ℃ (G1)
B: 650 ℃ ~ 1100 ℃ (G2)
Note: the above temperature range is within the pressure and temperature range of the material used.
Filler: flexible graphite
Internal assembly
Valve plate type: flat
The valve material: CF8 CF8M (450 ℃ ~ 650 ℃)
ZG40Cr25Ni20, ZG35Cr26Ni12 (650 ℃ ~ 1100 ℃)
Shaft material: 316, GH132, ZG40Cr25Ni20, ZG35Cr26Ni2
Flow characteristics: approximately equal percentage
Valve plate Angle: 0 ~ 70 °
Executive mechanism
Model name: 3610R series or SHQ electronic actuator
DKJ electric actuator
Action: Angle stroke
Input signal: 4 ~ 20ma.dc
Power supply voltage: 220v. AC/50HZ
Ambient temperature: - 20 ~ + 60 ℃
Valve type: electric - closed and electric - open
Main technical performance
Basic error: Plus or minus 2.5%(electrodynamic);
Back difference: 1% (electronic); 2.0%(electrodynamic);
· dead zone: 0.5%
Leakage: no more than 0.5% of rated Kv value
Rated flow coefficient Kv value
· flow characteristics: approximately equivalent
Actuator actuator arranged with allowable pressure differential pressure shot P
Overall dimensions
Ⅰ. Straight association-like
· profile size (direct connection type)
Ⅱ. Horizontal loading
· profile size (horizontal)
