Hot Water Fired Absorption Chillers 16LJ

Carrier Commercial Chillers Absorption Chiller
Hot Water Fired Absorption Chillers 16LJ
Hot Water Fired Absorption Chillers

Hot Water Fired Absorption Chillers 16LJ

The Carrier 16LJ is a premier sustainable cooling solution designed to convert low-grade thermal energy into high-efficiency refrigeration. Engineered for environments where hot water is readily available—such as industrial plants, cogeneration sites, or district heating networks—this single-effect absorption chiller provides a powerful alternative to electricity-heavy cooling. By utilizing a natural water-lithium bromide cycle, the 16LJ offers a whisper-quiet, vibration-free operation that aligns perfectly with modern decarbonization goals.

  • Cooling Capacity: 176 kW to 5,275 kW (50 to 1,500 Tons)

  • Entering Hot Water Temp: Optimized for 70°C to 95°C (158°F to 203°F)

  • Refrigerant Type: R-718 (Pure Water) – 0 GWP / 0 ODP

  • Capacity Control: Smooth modulation from 10% to 100%

  • Design Life: Robust industrial construction for 20+ years of service

Single-Effect Hot Water-Fired Absorption Chiller

The Carrier 16LJ series is built for high-performance heat recovery, making it the cornerstone of energy-efficient HVAC infrastructure. Unlike mechanical chillers that rely on high-maintenance compressors, the 16LJ operates on a thermal vacuum principle. It features a high-efficiency heat exchanger and a motorless automatic purge system that maintains the peak vacuum required for maximum cooling capacity.

  • Thermal Energy Mastery: Specifically engineered to utilize low-temperature waste heat, turning an often-discarded byproduct into a cost-saving cooling resource.

  • Environmental Leadership: Uses a non-toxic, CFC-free lithium bromide and water solution, providing a "Green" cooling cycle with zero global warming potential.

  • Whisper-Quiet Performance: The absence of large rotating compressors allows for near-silent operation, making it ideal for hospitals, hotels, and noise-sensitive urban areas.

Hot Water Fired Absorption Chillers 16LJ

Precision PID Temperature Control

The onboard digital controller monitors chilled water temperatures every few seconds, adjusting the hot water flow with extreme accuracy to maintain stability within ±0.5 K.

Hermetic Solution Pumps

Uses advanced canned motor pumps that require no lubrication and feature a leak-proof design, ensuring the chemical integrity of the vacuum system.

Advanced Corrosion Protection

Internal surfaces are protected by a high-grade lithium molybdate inhibitor, which creates a molecular barrier against oxidation and extends the machine's life.

Optimized Solution Concentration

The unit features an automated concentration control system that monitors the lithium bromide levels in real-time to maximize heat transfer while preventing crystallization.

Automated Cycle Management

The controller manages the entire start-up and shut-down sequence. Upon stopping, it automatically triggers a Dilution Cycle, circulating the solution until it reaches a safe concentration to prevent solidification.

Unified Fluid Control

The system provides dedicated outputs to interlock and sequence external chilled water, cooling water, and hot water pumps, ensuring the entire hydraulic circuit operates in perfect harmony.

Expert Self-Diagnostics

A comprehensive diagnostic suite monitors all critical pressures and temperatures, providing clear, plain-text alerts and a history of previous events for rapid maintenance.

User Interface

Features an intuitive display that provides a real-time schematic of the absorption cycle, allowing operators to visualize temperatures and valve positions at a glance.

Document Name Description Document Type Language Action
Installation Manual 16LJA_01-82 PDF English Download
Product Selection Data 16LJ_LJF PDF English Download
Product Brochure 16LJ_01-82 PDF English Download
What kind of maintenance does the 16LJ require?

Since there are no high-speed moving parts, maintenance is focused on annual solution analysis, tube cleaning, and verifying vacuum integrity. This typically results in lower long-term maintenance costs compared to mechanical chillers.

Can this chiller work with solar thermal systems?

Yes. The 16LJ is an ideal partner for solar thermal arrays, as it can operate effectively on the hot water temperatures typically produced by industrial-scale solar collectors.

How does the chiller prevent the internal solution from freezing or solidifying?

The control system includes multi-stage protection, including concentration monitoring and automatic dilution cycles. If the unit detects a potential crystallization risk, it automatically adjusts the heat input or shuts down safely.

Is it possible to monitor the chiller's performance remotely?

The integrated control panel allows for local monitoring and can be configured to send status and alarm signals to a central operations room, ensuring 24/7 oversight of the cooling plant.

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