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TRIOL AT24 SRLine

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Triol AT24 SR

Distinctive benefits

Specialized algorithms for SRP

Modular system

Build-in options

Compliance with IEEE-519 standard

IP54 (NEMA3R) IP66 (NEMA4/4X)

Enclosure

Operating temperature range

-40 °С ... + 50 °С (-40°F...+140°F)

About product

System survivability algorithms:

Automatic power reduction in case of mains sag more than 15...20%; Autorestart in case of prolonged mains failure.

Equipment service algorithms:

Gearbox belt slip detection; Sensor and sensorless dynacard construction; Determining the optimum direction of rotation of the crank; Performing the balancing procedure for the SRP; Algorithm for marking rod end position; Setup macros for different SRP types; System diagnostics by dynacard; Control of motor heating by sensors or operating modes.

Automatization algorithms:

Maintaining dynamic fluid level in the well; Maintaining the maximum pump fill; Optimization of flow rate by pump filling; Maintaining the set pressure according to the sensor.

The Line SR VFD Triol AT24 is an advanced solution for controlling oil production operations that utilize rod pumps (SRP). Line SR provides automation and protection for the entire rod pump system. For the AT24, Line SR provides a controller that extends the functionality of the variable frequency drive and meets the high demands of the oil production market.           
        

Line SR is designed to control induction motors from 7.5 to 200 kW and 380...480 V.

                                   

    

Specifications

Input
Input voltage, V3х380...480 (-15 % ...+10 %)
Input frequency, Hz
  • 50 / 60 (-5 %...+5 %) with 6-pulse rectifier
  • 50/60 (-5 %...+5 %) with active rectifier
  • 50/60 (-2 %...+2 %) with passive filter
Output
Output current, A17.5...370 А
Output frequency, Hz0...600
Readability frequency reference Hz0.1/0.01
Acceleration / deceleration time, s1...4000
Efficiency, %up to 98

Motor control

Control methods
  • Open loop vector control
  • Scalar control voltage / frequency ratio
    (V / Hz)(5 points)

PWM frequency, kHz1.5...10
Speed range1: 100 in open loop
Speed accuracy (static)± 10% of rated motor open loop slip
Torque accuracy± 10% of rated torque in open loop
Deceleration
  • Frequency
  • Coasting

Interface

HMI
  • Wi-fi control via built-in web interface
  • Downhole controller with 7'' touch screen
  • Panel OP24-S
Light signaling“Ready , “Run , “Fault , Heating”
HMI VFD supports English, Spanish and one additional language of the user s choice

Programmable discrete inputs and outputs

Customer power= 24 V, no more than 100 mA
Number of discrete inputs4
Discrete inputsprogrammable
Discrete inputs type24 V
Number of relay outputs2
Relay outputs type250 V, 2 A
Number of analog inputs2, open collector
1 pulse discrete input (up to 50 kHz) to connect a Hall-effect speed sensor
An expansion unit with 16 digital inputs and 8 relay outputs is available on request