| ZRQM Electric Sleeve Control Valve |
ZRQM
Electric Sleeve Control Valve |
| ZRQM Electric Sleeve Control Valve is a pressure-balanced control valve equipped with RQM electric actuator. The features are compact in structure, little in weight, good in stability and high in protection level. It is widely used in automatic control systems of big power station, chemical, water and drain, nature gas and steel mill etc.
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| Material |
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Body, bonnet： HT200,ZG230-450,ZG1Cr18Ni9Ti
Core, seat： 1Cr18Ni9Ni, Stellite Bead Welded
Push rod, stem：2Cr13, 1Cr18Ni9Ti
Sleeve: 2Cr13
Packing： PTFE, flexible graphite, stainless bellows
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| Main Parameter |
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Main Parameter of Electric
Actuator
Output thrust: 44～550KN
（Output adjusting thrust：5.71～47.05KN）
（Rated output shut thrust：8.4～63.15KN）
Basic error of controlling position：（Set stroke time≥25 sec）±1%
Repeat error：（Set stroke time≥25 sec）≤1%
Dead Zone：0.1%～9.9% Adjustable
Start frequency under rated output load：1200 time/hour
Input signal：4～20mA/100Ω、2～10mA/100Ω、DC24V open/close volume
Power supply：380±10%V/50Hz
Relative temperature：≤95%
Ambient temperature：-30℃～70℃
Explosion-proof level：ExdⅡBT4
Expansion proof：IP68
I/O channels adopt photoelectric isolation.
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| Main Parameter of Sleeve control valve |
Nominal Diameter DN(mm)
Diameter of seat(mm) |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
| (10) |
(12) |
(15) |
(20) |
| Rated Kv |
Linear |
1.8 |
2.8 |
4.4 |
6.9 |
11 |
17.6 |
27.5 |
44 |
69 |
110 |
176 |
275 |
440 |
690 |
1100 |
1760 |
| Equal percentage |
1.6 |
2.5 |
4 |
6.3 |
10 |
16 |
25 |
40 |
63 |
100 |
160 |
250 |
400 |
630 |
1000 |
1600 |
| Rated Stroke L(mm) |
10 |
16 |
25 |
40 |
60 |
100 |
| Nominal Pressure PN(MPa) |
1.6、4.0、6.4 |
| Intrinsic Flow Characteristic |
Linear、Equal percentage |
| Intrinsic Adjustable Ratio |
50：1 |
| Allowed Leakage |
Hard-seal：IV、soft-seal：VI |
| Working temperature |
ormal temperature |
-20～200、-40～250 |
| Radiating |
-40～450、-60～450 |
| High temperature |
45～560 |
| Cryogenic |
-60～100、-100～200、-200～250 |
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| Valve Type |
* The diagram is the valve with normal temperature type bonnet. The bonnet also has radiating type,high temperature type and cryogenic type. |
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| Main Function and Characteristic |
Dual sealing construction
Non-intrude design concept
Torque protection
Automatic adjusting order of phase
Instantaneous reverse protection
Protection for lacking phase of power
Protection at valve jamming
Overheat protection
Inspecting and measuring valve and torque
Solid relay and inertia brake function
Intermittent Timing operation
Master control at site
Display function of actuator
Compensation and trouble searching
Electronic lock
Infrared setting function (setting follows):
Rotating direction of output shaft at closed
Selection of protection of open limit and close limit
Setting value of torque at open and close operation
Controlling selection of spot moving and retaining at the spot
4 situations indicated trigger selecting of relay
Selecting functions of emergency action
Selecting functions of banned action by remote control
Setting simulative control signal |
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