Emtork Thrust unit actuators are Positioning Devices suitable for operating large size dampers, flaps, shutters fan blades etc. from a remote control station in ON/OFF and Regulating modes. The Thruster units swivel either in one two axes while imparting the Thrust, so as to achieve correct alignment with the final control element.Position Indicator :
Features of Emtork Electric Thrusters:
Standard Features:
* Electric motor TEFC, 3 phase, S-1 Duty.
* Insulation class ‘F’
* Travel limit switches 2 Nos (1 NO + 1 NC)
* Torque limit switches 2 Nos (1NO + 1 NC)
* Continuous type local position indicator
* Hand wheel with clutch mechanism.
* Protection class IP 65
Ordering Specifications :
Examples :
* A simple Single Axis swiveling Thruster having thrust power of 3000
kgs. & the stroke Length of 500 mm will be denoted as MS/3K/500
* A dual Axes swiveling Thruster having power 0f 2000 kgs. Stroke
length of 200mm will be denoted as: MU/2K/200
Optional Features :
* Electric motor TESC.3 Phase, S2 or S4 Duty
* Protection class IP 67 / IP 68
* Better class of insulation for motor
* Travel limit switches 2 NO + 2 NC in place of 1 NO + 1 NC-2 Nos.
* Torque limit switches 2 NO + 2 NC in place of 1 NO + 1 NC-2 Nos.
* Electric Thruster
* Additional limits switch (1 NO + 1 NC) 4 Nos. (extra)
* Feed back potentiometer
* Feed back Transmitter
* Remote position indicator Analogue / Digital
* Space heater
* Valve positioner
* Various types of local & remote panels
* Set of linkages
* Tailor made accessories to suit customer’s requirements
G. A. Drawing for Thruster :
| Technical Specifications: | ||||||||
| Model | Rated Thrust Kgs. |
Operating Speed mm/Sac |
Motor Date | |||||
| KW / HP | Speed | Rated Current RPm AMP |
Efficiency % (FL) |
|||||
| MS MU |
1000 2000 3000 |
1/1.5/2 3/4/6/7 8/12/19/24 27/36/42 |
0.5/0.75 0.75/1.0 2.2/3.0 |
1405 1405 2850 |
1.4 1.8 4.55 |
72 76 81 |
||
| 4000 5000 |
1/1.5/2 3/4/6/ 8/9/12/19 |
0.75/1.0 1.5/2.0 2.2/3.0 |
1405 1405 2850 |
1.8 3.3 4.55 |
76 78 81 |
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