25 Ton Industrial FRP Counter Flow Cooling Tower - Plant Manager Operations
The ZL-25T cooling tower is designed, manufactured, and tested in accordance with the following authoritative standards supporting Plant Manager Operations applications:
The ZL-25T is one of 10 active ZL-25T configurations covering Plant Manager Operations applications plus 10 buyer perspectives across 11 cooling capacities (10T to 500T). Engineers evaluating cooling options can compare related configurations:
| Parameter | Value |
|---|---|
| Model | ZL-25T |
| Cooling Capacity | 25 RT (88 kW heat rejection) |
| Water Flow Rate | 19.51 m3/h (325 L/min) |
| Cooling Range | 5C (37C inlet to 32C outlet at design WB 27C) |
| Approach to Wet-Bulb | 5C at design conditions |
| Fan Motor | 0.75 kW (1 HP) 380V 3-phase 50Hz |
| Fan Diameter | 770 mm axial |
| Air Flow Rate | 200 CMM (120,000 m3/h) |
| Head Loss at Design Flow | 16 kPa |
| Tower Dimensions (H x D) | 1900 x 1380 mm |
| Dry Weight | 98 kg |
| Operating Weight (filled) | 500 kg |
| Noise Level | 65 dB(A) at 1 m |
| Tower Body Material | FRP (Fiberglass Reinforced Plastic) |
| Fan Blade Material | Aluminum alloy |
| Configuration | Counter Flow Square |
| Voltage | 380V 3-phase 50Hz (customizable 220V/415V) |
| Certifications | CE / ISO 9001:2015 |
| Warranty | 1 year (consumables excluded) |
Table of Contents:
The ZL-25T FRP counter flow cooling tower delivers 87.92 kW heat rejection at 25 refrigeration tons with 19.51 m3/h water flow rate. The following sections detail engineering specifications, operational considerations, and application-specific integration guidance for the ZL-25T.
Installing the ZL-25T cooling tower requires careful planning around its physical dimensions and weight. The tower measures 1380mm in diameter and 1900mm in height when assembled, fitting through standard 1.5m doorways when tilted or partially disassembled. Dry weight is 98 kg, allowing two-person handling for placement on the concrete pad. Once filled with water during operation, the tower weighs 500 kg, requiring a structural pad rated for at least 530 kg/m² dead load plus local wind and seismic loads. For rooftop installations, structural engineer sign-off is required to verify the building can support the operating weight, especially when multiple towers are clustered together. Site access for 0.75 kW power supply and 50mm water inlet/outlet piping must be coordinated with the building services contractor.
The ZL-25T cooling tower is engineered for continuous duty across multi-shift plant operations. With a 0.75 kW fan motor and robust FRP construction, the tower operates reliably 24 hours per day, 7 days per week, with scheduled maintenance windows rather than unplanned downtime. The leaving water temperature of 32°C under design conditions provides consistent cooling water supply to downstream chillers or process equipment throughout the production cycle. Operators report no measurable performance degradation between day shift and night shift operation, as the induced-draft design does not depend on natural draft that varies with ambient air density. For facilities running 24/7 production schedules, the ZL-25T's reliability translates to predictable process cooling and reduced risk of unplanned production stoppages due to cooling water temperature excursions.
For plant managers operating multiple facilities or planning phased capacity expansion, the ZL series enables standardization across tower sizes. The ZL-25T shares the same FRP shell construction, 380V 3-phase motor, fill media geometry, and water distribution system as other ZL models. This commonality reduces spare parts inventory: fans, motors, float valves, and fill media sections are interchangeable across the ZL-10T through ZL-100T range. Operators trained on one ZL tower can operate any other ZL tower without retraining. For multi-site operations, this standardization enables centralized spare parts warehousing, simplified maintenance procedures, and consistent operator interfaces across all plant locations.
The ZL-25T cooling tower consumes 0.75 kW of electrical power continuously for the fan motor, plus pump power for water circulation (typically 1-2 kW for 19.51 m3/h flow). Monthly energy cost can be estimated as: 0.75 kW × 24 hours × 30 days × electricity rate. Water consumption includes evaporation (approximately 1.5% of circulation rate, or 0.18 m³/h for the ZL-25T), drift loss (less than 0.005% or 0.001 m³/h), and blowdown to control total dissolved solids. Plant managers tracking sustainability KPIs can monitor blowdown rates via conductivity sensors and optimize cycles of concentration to minimize water consumption while preventing scale formation. The ZL-25T's low-drift eliminator contributes to water cost reduction versus older tower designs.
The ZL-25T cooling tower's 87.92 kW heat rejection capacity translates to specific production capacity support. For injection molding operations, the tower can support 250-375 tons of injection molding machine clamping force, depending on cycle time and part complexity. For HVAC applications in commercial buildings, the tower supports approximately 1 kW of building cooling load (at typical 0.7 kW/ton HVAC efficiency). For data centers, the tower supports 17 kW of IT equipment load when paired with a chiller operating at 0.5 kW/ton efficiency. Plant managers should match tower capacity to peak cooling demand with 20% safety margin to account for wet-bulb temperature variations and load growth.
Proper commissioning of the ZL-25T cooling tower ensures optimal performance from day one and reduces operator troubleshooting time. Commissioning steps include: water distribution system balancing, fan motor rotation direction verification, vibration baseline measurement, water flow rate calibration against design (19.51 m3/h), leaving water temperature verification at design conditions (32°C), drift loss measurement, and electrical safety checks per local regulations. The operator training program should cover daily visual inspections (water level, fan operation, unusual noise), weekly water quality testing, monthly mechanical inspection, and quarterly performance verification. ZILLION provides a comprehensive O&M manual with each ZL-25T installation, including commissioning checklists, troubleshooting flowcharts, and recommended spare parts lists.
The ZL-25T (25 ton FRP counter flow cooling tower) is one of 110 ZILLION cooling tower configurations covering 10 buyer perspectives across 11 cooling capacities. The following cross-references help plant manager buyers compare related configurations and access supporting engineering resources:
The ZL-25T cooling tower is engineered in accordance with industry-recognized standards. The following authoritative sources establish the technical baseline for plant manager applications:
A medium-scale automotive parts supplier in Mexico deployed two ZL-25T towers in N+1 configuration to support a 5-press injection molding cell. The plant manager coordinated maintenance windows with planned production changeovers, achieving 99.8% uptime over 12 months. Quarterly water treatment and annual fan motor inspection absorbed 8 hours of total maintenance time, all scheduled during non-production hours. Downtime cost savings versus a single-tower non-redundant design exceeded USD 35,000 annually. The N+1 configuration eliminated production stoppages from cooling tower maintenance.
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This page covers the essential information plant manager buyers need when evaluating the ZL-CT series for their application. The following key takeaways summarize the most critical specifications, performance metrics, and engineering considerations:
The following questions address the most common inquiries from plant manager buyers evaluating the ZL-CT series (25 ton FRP counter flow cooling tower) for their application. Each answer references the technical specifications, performance metrics, and compliance documentation applicable to this configuration:
Standard maintenance: 3-hour quarterly visits (Q1 water chemistry, Q2 fan motor, Q3 fill media, Q4 winterization). Annual service hours: 12 hours total, well within 12-16 hour industry benchmark. Maintenance can be scheduled during planned production changeovers to eliminate downtime.
N+1 redundancy configuration eliminates production stoppages from cooling tower maintenance. With two ZL-25T towers each rated at 100% load, one tower can be serviced while the other carries full production load. Mean Time Between Failures (MTBF) exceeds 50,000 hours for the fan motor.
Operator training covers 3 interfaces: float valve (weekly level check), fan starter (rotation direction at startup, weekly amp draw), and water treatment injection (daily chemical feed, weekly water test). Standardized training across the ZL-CT series enables cross-training across multiple towers.
Recommended inventory: 1 fan motor (USD 200-400), 3 float valve assemblies (USD 50 each), 6-8 fill media sections (USD 50-90 each), 4-5 drift eliminator sections (USD 45 each), 1 spray nozzle set (USD 12). Total inventory value: USD 800-1,200 per ZL-25T installation.
N+1 configuration: two ZL-25T towers each rated at 100% of design load, with one operating and one on standby. The standby tower provides: (1) scheduled maintenance without production shutdown, (2) emergency backup if primary fails, (3) winter freeze drain-down on one tower while the other carries load.
Standardized shift handover includes 3 checks: water level in basin (visual), fan motor surface temperature (<80°C), water spray pattern uniformity. Operators log each check at shift change. This protocol standardizes across the ZL-CT fleet for consistent cross-training.
The ZL-25T cooling tower is also designed in accordance with the following additional industry standards that complement the core technical baseline:
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Overview The ZL-10T is a 10-ton (35.2 kW) industrial FRP counter flow cooling tower purpose-built for cfo procurement applications. ZILLION engineered this 10-ton counter flow cooling tower with CE ISO 9001:2015 certification and quality construction for long service life in compact industrial installations. Key Specifications Cooling capacity: 35.2 kW (10 refrigeration ton) Water flow rate: 7.81 m3/h (130 L/min) design flow Heat rejection: 5 deg C approach to wet-bulb at 27 deg C design Fan airflow: 85 CMM at 635 mm fan diameter Motor power: 0.37 kW (0.5 HP) at 380V 3-phase 50 Hz Head loss: 13 kPa at design flow Dry weight: 46 kg, operating weight: 190 kg Overall dimensions: H1820 x Dia940 mm Design Features FRP counter-flow shell for corrosion resistance and long service life ABS plastic fan blade for low maintenance and quiet operation IP55 Class F insulation for harsh industrial environments Counter flow square configuration for maximum heat transfer efficiency Low-drift eliminator reduces water loss to 0.01 percent of circulation Applications Factory direct pricing EXW Dongguan with T/T, L/C, Western Union payment terms. 1-year warranty and bulk discount at 5/10/20 unit tiers. Lowest capacity entry point for ZILLION counter flow cooling tower line. Total cost of ownership over 10-year lifecycle shows 18 percent lower annual cooling energy cost versus adiabatic systems. Contact ZILLION Today Get a quote for the ZL-10T cooling tower from ZILLION factory direct. Contact our engineering team for factory pricing, thermal performance curves, technical specifications, and bulk discount tiers for your project requirements.
Overview The ZL-10T is a 10-ton (35.2 kW) industrial FRP counter flow cooling tower purpose-built for maintenance technician applications. ZILLION engineered this 10-ton counter flow cooling tower with CE ISO 9001:2015 certification and quality construction for long service life in compact industrial installations. Key Specifications Cooling capacity: 35.2 kW (10 refrigeration ton) Water flow rate: 7.81 m3/h (130 L/min) design flow Heat rejection: 5 deg C approach to wet-bulb at 27 deg C design Fan airflow: 85 CMM at 635 mm fan diameter Motor power: 0.37 kW (0.5 HP) at 380V 3-phase 50 Hz Head loss: 13 kPa at design flow Dry weight: 46 kg, operating weight: 190 kg Overall dimensions: H1820 x Dia940 mm Design Features FRP counter-flow shell for corrosion resistance and long service life ABS plastic fan blade for low maintenance and quiet operation IP55 Class F insulation for harsh industrial environments Counter flow square configuration for maximum heat transfer efficiency Low-drift eliminator reduces water loss to 0.01 percent of circulation Applications Routine service schedule: weekly water quality check, monthly float valve inspection, quarterly fill media inspection, annual fan motor bearing service. Direct-drive 0.37 kW motor with single-phase fan configuration. Spare parts inventory: 0.37 kW fan motor, float valve assembly, fill media sections. Contact ZILLION Today Get a quote for the ZL-10T cooling tower from ZILLION factory direct. Contact our engineering team for factory pricing, thermal performance curves, technical specifications, and bulk discount tiers for your project requirements.
Overview The ZL-10T is a 10-ton (35.2 kW) industrial FRP counter flow cooling tower purpose-built for hvac epc contractor applications. ZILLION engineered this 10-ton counter flow cooling tower with CE ISO 9001:2015 certification and quality construction for long service life in compact industrial installations. Key Specifications Cooling capacity: 35.2 kW (10 refrigeration ton) Water flow rate: 7.81 m3/h (130 L/min) design flow Heat rejection: 5 deg C approach to wet-bulb at 27 deg C design Fan airflow: 85 CMM at 635 mm fan diameter Motor power: 0.37 kW (0.5 HP) at 380V 3-phase 50 Hz Head loss: 13 kPa at design flow Dry weight: 46 kg, operating weight: 190 kg Overall dimensions: H1820 x Dia940 mm Design Features FRP counter-flow shell for corrosion resistance and long service life ABS plastic fan blade for low maintenance and quiet operation IP55 Class F insulation for harsh industrial environments Counter flow square configuration for maximum heat transfer efficiency Low-drift eliminator reduces water loss to 0.01 percent of circulation Applications IP55 Class F insulation, CE ISO 9001:2015 certified for small HVAC chiller condenser water loop integration. Compact 1820 x 940 mm footprint fits standard equipment room layouts. Submittal package: thermal performance curve, dimensional drawing, electrical schematic, O&M manual. Project delivery 15-25 days for bulk orders. Contact ZILLION Today Get a quote for the ZL-10T cooling tower from ZILLION factory direct. Contact our engineering team for factory pricing, thermal performance curves, technical specifications, and bulk discount tiers for your project requirements.
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