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Sulzer EC 531 Pump Station Controller
The Sulzer EC 531 equipment controller is an all-in-one solution for control and monitoring of sewage pumping stations with one or two pumps. It works with float switches or with a continuous 4–20 mA level signal, and includes smart VFD control with PID and Best Efficiency Point (BEP) logic that saves energy and equipment costs.
Alarms, pump status, level information and trends are available both on site, on the graphical display, and remotely.
Main features
- Stand-alone control and monitoring unit with built-in graphical operator panel
- Level sensing with float switches or 4–20 mA sensor
- VFD control logic with PID, flow calculation, day/night set-points and pump reversal
- Built-in BEP (best efficiency point) control
- Tariff control, random start levels and maximum runtime
- RS 485 and Ethernet, Modbus RTU / TCP to telemetry and SCADA
- Crash log and functions that help prevent downtime and flooding
Applications
- Municipal wastewater pumping stations
- Storm-water and terminal pumping stations
- Viewing alarms, pump status and trends
- Manual pump control and setting changes
Technical data
| Number of pumps | 1 or 2 |
| Level sensing | float switches or 4–20 mA sensor |
| Communication | RS 485, Ethernet, Modbus RTU / TCP |
| Control functions | PID, BEP, VFD logic, tariff control |
Contact us to choose the right model and for a quote.
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adauga