Xiamen Rongmai Electrical Equipment Co., Ltd.
| Dimensions | 600mm x 800mm x 220mm |
| Plcbrand | S7-1200 |
| Payment Terms | TT |
| Numberofi/Opoints | 32 digital inputs, 16 digital outputs |
| Safetyfeatures | Overcurrent protection, emergency stop button |
| Coolingmethod | Natural ventilation |
| Protectionlevel | IP54 |
| Color | Light gray (RAL 7035) |
| Communicationprotocol | PROFINET |
| Place of Origin | XiaMem,China |
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Product Specification
| Dimensions | 600mm x 800mm x 220mm | Plcbrand | S7-1200 |
| Payment Terms | TT | Numberofi/Opoints | 32 digital inputs, 16 digital outputs |
| Safetyfeatures | Overcurrent protection, emergency stop button | Coolingmethod | Natural ventilation |
| Protectionlevel | IP54 | Color | Light gray (RAL 7035) |
| Communicationprotocol | PROFINET | Place of Origin | XiaMem,China |
| High Light | Overload Resistant PLC Control Cabinet ，Low Failure PLC Control Cabinet ，Water Treatment PLC Control Box | ||
This overload-resistant, low-failure PLC control cabinet assembly provides centralized automation, electrical protection, and real-time operational monitoring for municipal and industrial water treatment systems. Built with industrial-grade control components, thermal management, and isolated control circuits, it ensures uninterrupted continuous operation in harsh processing environments.
| Parameter | Specification / Standard | Application Value |
| Enclosure Protection | IP54 / IP65 (NEMA 4 / 4X options) | Prevents ingress of water spray, dust, and corrosive moisture. |
| Cabinet Material | 1.5mm–2.0mm Cold-Rolled Steel / 304 Stainless Steel | High mechanical durability and corrosion resistance. |
| Rated Voltage / Frequency | 380V / 415V / 480V AC (3-Phase), 50/60 Hz | Compatible with international industrial power grids. |
| Control Logic Unit | S7-1200 / Schneider Modicon / AB | High-speed processing, modular expansion, and robust stability. |
| Overload Protection | Thermal-magnetic circuit breakers + electronic overload relays | Prevents motor burnout during high-torque pump startup or jam events. |
| Operating Temperature | -10°C to +55°C (with internal cooling/heating options) | Maintained via automated thermostatically controlled fan assembly. |
| Communication Protocols | Modbus TCP/IP, PROFINET, Ethernet/IP, RS485 | Seamless integration into site-wide SCADA and DCS architectures. |
Our production processes follow strict standardized assembly procedures, point-to-point wiring validation, and rigorous insulation testing to eliminate field assembly errors.
| Stage | Inspection & Manufacturing Standard | Quality Assurance Impact |
| Component Selection | Tier-1 global electrical brands ( Schneider, ABB, Phoenix Contact) | Ensures long MTBF (Mean Time Between Failures) and worldwide component availability. |
| Internal Wiring | Heat-shrink wire numbering, color-coded phase separation, ferrule crimping | Simplifies field troubleshooting and guarantees vibration-resistant electrical contacts. |
| Signal Isolation | Analog signal isolators (4-20mA / 0-10V) and optocouplers | Prevents ground loops and high-frequency interference from VFD drives. |
| Factory Testing (FAT) | 100% full-load functional testing, dielectric withstand test, loop testing | Eliminates dead-on-arrival (DOA) risks before shipment. |
Water treatment pumps, agitators, and blowers frequently experience duty cycle switching, high initial inrush currents, and mechanical jams. The panel incorporates coordinated motor circuit protectors and surge protective devices (SPD) to isolate electrical faults locally without tripping main power upstream.
System downtime in municipal wastewater or industrial process water treatment can lead to regulatory violations and process contamination. By combining passive heat dissipation channels, isolated DC power supplies, and redundant control relays, this cabinet achieves continuous operation under high duty cycles.
The assembly features pre-configured wiring terminals and protocol gateways for real-time sensor integration:
Level & Flow Control: Differential pressure, ultrasonic level, and electromagnetic flowmeter integration.
Water Quality Analytics: Direct inputs for pH, ORP, turbidity, and conductivity transmitters.
Automated Dosing: Closed-loop PID control algorithms for precision chemical feed pumps.
Company Details
Business Type:
Manufacturer,Seller,Exporter,Trading Company,Distributor/Wholesaler
Year Established:
2017
Employee Number:
100~500
Ecer Certification：
Verified Supplier
Xiamen Rongmai Electric: A Comprehensive Business Upgrade and Transformation! We specialize in the R&D and manufacturing of a full range of power distribution boxes, including temporary construction site units, residential lighting panels, power distribution units, fire control cabinets, and ... Xiamen Rongmai Electric: A Comprehensive Business Upgrade and Transformation! We specialize in the R&D and manufacturing of a full range of power distribution boxes, including temporary construction site units, residential lighting panels, power distribution units, fire control cabinets, and ...
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