Lift Station System for High-Reliability Chemical Waste Transfer

High-Reliability Chemical Waste Transfer Using Lift Station System
 
Overview
 

A high-volume global electronics manufacturer required a compact, corrosion-resistant lift station solution to manage acidic and chemically aggressive process wastewater generated from multiple wet-process lines. The system needed to eliminate overflow events, stabilize pump cycling, reduce corrosion-related maintenance, and support around-the-clock operation while providing automated level monitoring and alarm notification across a standardized design suitable for deployment in up to 63 locations. Burt Process was selected to provide a factory-standardized lift station platform engineered for chemical compatibility, operational reliability, and long-term scalability across the facility.

Industry

Printed Circuit Board & Microelectronics

Challenge

Chemical Wastewater Collection & Transfer

Solution

Standard LS Simplex Lift Station

Challenges

  • Overflow events during peak production
  • Unpredictable pump cycling
  • Elevated maintenance due to corroded metallic components
  • Safety concerns associated with manual intervention

 

Goals

  • Improving wastewater transfer reliability
  • Eliminating chemical compatibility issues
  • Reducing downtime
  • Standardizing station design for long-term maintainability
  • Integrating automated level monitoring and alarm notification
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Technical Requirements:
 
Chemical Compatibility
Waste stream included acidic etchants, rinse wastewater, and surfactant blends. All wetted materials needed to be non-metallic, particularly CPVC, polypropylene, and fluoropolymer elastomers.
 
Compact Footprint
Stations needed to fit under existing catwalks and between chemical distribution manifolds—space limitations required a narrow vertical profile.
 
Automated Level Control
The customer required:
  • Separate operational pump-on/off float controls
  • High-level and high-high emergency alarms
  • Low-level protection to prevent dry-run conditions
  • Integration with an existing industrial automation network

 

Reliability & Serviceability
A unified design across all locations was essential to:
  • Reduce spare part stock
  • Train maintenance crews once on a single standardized system
  • Simplify replacement and lifecycle management
 

Delivered Solution: Burt Process Standard LS Simplex Pump Station

Burt Process supplied the PES-156-S Simplex Pump Station, selected for its industrial durability, chemical resistance, and modular standardization.

Equipment Summary

Polyethylene Basin Assembly

  • 15-gallon molded polyethylene tank (24″ × 12″ × 12″D nominal dimensions)
  • ½” thick polypropylene bolt-down cover for containment integrity
  • Two 2″ FNPT vent and inlet ports with downpipe for splash control

 

Centrifugal Transfer Pump

  • Vertical centrifugal pump with CPVC wetted surfaces
  • 25 GPM @ 30′ TDH performance rating
  • 1 HP TEFC single-phase motor
  • Vertical CPVC ball-check valve for backflow prevention

 

LSF Series Multi-Point Float Level Controls

Two float assemblies provide redundant and independent control points (constructed from PP/CPVC to ensure full chemical compatibility), including:

  • Pump Off / Pump On
  • High-Level Alarm
  • High-High Emergency Alarm
  • Low-Level Alarm 

 

NEMA 4X Control Panel

  • UL-labeled, 120 VAC
  • Pump HOA selector, run & fault lights
  • Alarm horn with silence/reset
  • High-high and low-level alarm indicators
  • Industrial-grade PLC (Siemens S7-1200) for integration and logic control

Implementation Strategy

The manufacturer planned a multi-phase installation to match facility expansion. Six units were initially ordered for one process line, with an intent to scale to 63 total lift stations.

Installation Steps:

  1. Mechanical Integration: Units were skid-mounted and placed adjacent to existing trench drains and process discharge points.
  2. Electrical/Data Integration: Control panels tied into the facility’s SCADA for remote monitoring.
  3. Startup & Commissioning: Float levels calibrated, pump cycles optimized, alarms tested under simulated conditions.
  4. Training: Maintenance teams trained on simple component replacement and troubleshooting.
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Results & Performance Outcomes

Reliable Transfer of Aggressive Waste Streams
CPVC and polypropylene components proved fully compatible with the facility’s chemical profile, eliminating corrosion-related failures commonly seen in previous metal-based systems.

Standardized Platform for Plant-Wide Expansion
A uniform lift station design allowed maintenance, purchasing, and safety teams to adopt a single standard across all facility departments.

Predictive & Preventive Monitoring
The dual alarm and PLC-based control architecture reduced unplanned downtime by allowing operations to react before overflow events occurred.

Reduced Operational Costs

  • Lower spare part inventory
  • Faster troubleshooting
  • Longer lifecycle of non-metallic components

 

Improved Environmental and Safety Compliance
The sealed basin and bolt-down cover minimized chemical vapor exposure and supported EPA/OSHA compliance for chemical handling areas.

Long-Term Impact

The success of the initial deployment led the manufacturer to adopt the Burt Process Standard LS System as a facility-wide standard. The units are now integral to:

  • PCB plating lines
  • Resist stripping processes
  • Waste neutralization staging
  • High-purity rinse collection loops

 

The customer’s engineering, EH&S, and procurement teams all recommended expanding use due to the system’s reliability and ease of integration into future automation upgrades.

Conclusion

This case study illustrates how a standardized Burt Process Simplex Lift Station solution can dramatically improve reliability, safety, and operational efficiency in a high-volume electronics manufacturing environment. With complete chemical compatibility, robust automation, and modular scaling, the LS Series meets the demands of both current operations and long-term facility growth.

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