Advanced Motor Starting Solutions
VFDs, Soft Starters, and Centralized Drive Systems
Imperative Engineering Solutions delivers complete motor starting and control systems, including Variable Frequency Drives, Soft Starters, and industrial inverters for a wide range of applications. Our solutions are engineered to ensure controlled startup, reduced electrical stress, and long-term reliability for motors of all sizes — including high-power and MW-class installations.
Comprehensive Motor Control Solutions
We design and integrate:
- Variable Frequency Drives (VFDs) For controlled acceleration, speed regulation, torque management, and energy optimization.
- Soft Starters For reduced inrush current and smooth mechanical startup in fixed-speed applications.
- Industrial Inverters and Power Electronics For voltage conditioning, power stability, and controlled motor operation.
Each solution is selected based on load characteristics, infrastructure limitations, and operational objectives — ensuring technical suitability rather than equipment-driven decisions.
Centralized 1-to-Many VFD Systems
For facilities operating multiple large motors, IES offers a centralized 1-to-many VFD configuration.
In this approach:
- A single high-capacity VFD is used to start multiple motors sequentially
- Each motor is accelerated under controlled torque and current
- Once at rated speed, the motor is transferred to line supply
- The VFD is then available to start the next motor
This strategy provides significant advantages:
- Eliminates the need for diesel or gas generators during startup
- Avoids unloading running compressors or shutting down consumption equipment
- Prevents voltage dips across the facility
- Reduces capital investment compared to installing individual VFDs per motor
- Simplifies startup procedures in centralized compressor houses
Motor startup becomes controlled, repeatable, and infrastructure-friendly.
Engineered for Large Industrial Loads
Our motor starting systems are designed for demanding industrial environments where grid constraints, torque control, and process stability are critical.
We focus on:
- Controlled torque ramp-up
- Protection of couplings, bearings, and driven equipment
- Electrical stability within existing power capacity
- Long-term operational reliability
Proven Installations
IES motor starting solutions, including centralized VFD systems, are operational in multiple industrial facilities worldwide and specifically within Pakistan. These systems are running successfully under real load conditions and complex operating environments.
References are available upon request.
Complete Scope of Supply
Our services include:
- Technology selection and system design
- Drive panel engineering and integration
- Installation and commissioning
- Ongoing technical support
At IES, we provide the full spectrum of motor control technologies, while offering advanced centralized VFD strategies for facilities requiring intelligent, infrastructure-conscious motor starting.