What is a soft start cabinet?
A soft start cabinet is an intelligent motor control solution that gradually increases the voltage to the pump motor during the start-up process,
eliminating the harsh electrical "shock" from direct-on-line starting (DOL). This reduces mechanical stress, minimizes power surges,
and ensures smoother, more efficient operation, which is critical for flood control pumps that need to be repeatedly turned on and off in emergency situations.
Customized control cabinet for flood control pumps in the Philippines
Designed for tropical regions
304 stainless steel housing: Corrosion-resistant, with an IP65 rating, it can withstand the salt spray, high humidity, and direct water immersion common in coastal and flood-prone areas.
Customized voltage and power: Designed for 440W applications, it complies with Philippine grid standards (e.g. 440V three-phase) and local pump specifications.
Thermal management: Forced air cooling and anti-condensation heaters prevent overheating in hot and humid environments.
Flood-proof key features
rogressive acceleration: It can reduce inrush current by up to 70%, protecting the motor and grid from voltage sag during startup.
Adaptive control: The acceleration time (0.5-30 seconds) and torque control can be adjusted to match the load requirements of the pump.
Flood-proof design:
Watertight seal: Sealed doors and cable connectors prevent water infiltration.
Elevated base: It is installed on a stainless steel base to avoid being submerged during floods.
Remote monitoring: Optional PLC integration, compatible with SCADA, can send status alerts in real time (e.g. pump health, fault codes).
Safe and reliable
Overload protection: Automatically shut down the pump in case of overcurrent, phase loss or thermal overload.
Emergency bypass: Manual override switch ensures pump operation even if the soft starter fails.
Lightning protection: Surge protector prevents power surges during storms.
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Technical specifications
| Power Rating | 440W, 3-phase (adjustable for 220–480V) |
| Soft Start Time | 0.5–30 sec (user-configurable) |
| Enclosure | 304 Stainless Steel, IP65, NEMA 4X |
| Operating Temp | -20°C to 60°C (non-condensing) |
| Control Interface | HMI touchscreen with multi-language support |
How to meet flood control challenges?
Reduce downtime: By minimizing motor wear, soft starters can extend pump life by up to 30% compared to direct-on-line (DOL) starting.
Energy efficiency: Reduce peak power demand, lowering power costs during flood-prone operation.
Rapid deployment: Pre-wired and factory-tested for quick installation in temporary flood dikes or permanent stations.
Other application areas
Urban drainage system: Control the smooth start of rainwater pumping stations to avoid overload of the power grid during heavy rains and reduce equipment wear.
Agricultural flood control gates: Accurately control the gate motor to ensure rapid response and stable operation when floods come, reducing maintenance costs.
Industrial plant protection: Protect the smooth start of the plant drainage pump, prevent current shocks from affecting the internal power grid, and improve emergency drainage efficiency.
Coastal defense projects: During typhoons or high tides, ensure the reliable operation of flood control facility motors and resist the risk of seawater backflow.
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