Central Water Chiller | Outdoor Air-Cooled | 95 Ton

Central Water Chiller | Outdoor Air-Cooled | 95 Ton

OACS-95S-MZC-APT
  • These air-cooled central chillers use mechanical refrigeration to cool recirculated fluid that support industrial process cooling applications.
  • 20°F to 70°F fluid temperature range.
  • Air-cooled water chillers use ambient air to dissipate process heat and efficiently runs in air temperature between -20°F to 95°F.
  • These systems are designed for outdoor installation in most types of climates. The air-cooled condenser, chiller zones, reservoir and pumping system are delivered as a complete package.
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94 TonsCooling Capacity
226 GPMProcess Flow
1# of Zones
  • Specifications
  • Features
  • Options
  • Control Instrument
  • Support Documents

Specifications

Refrigerant Zones
Quantity: 1
Capacity
Tons: 94
kW: 330.5
Compressor
Type: Rotary Screw
Refrigerant
Type: R-513A
Air-Cooled Condenser
Quantity of Fans: 8
Evaporator
Type: Shell and Tube
Connection Sizes
Type: Flange
Size: 4"
Full Load Amperage
460/3/60: 211
Dimensions
Height: 99"
Width: 90"
Depth: 240"
Specification Notes:
  1. Since product innovation and improvement is our constant goal, all features and specifications are subject to change without notice or liability. Selection of certain optional features may change listed specifications.
  2. Cooling capacity: Rated tons at 12,000 BTU/hr/ton @ 50°F LWT Operating at temperatures below 50° will reduce chiller capacity. The minimum recommended operating temperature when no glycol is used is 48°F.
  3. Ambient conditions for condenser: Loss of capacity and/or difficulty operating may occur at higher ambient temperatures. The minimum recommended ambient temperature is -20°F.
  4. Dimensions are approximate and should be confirmed with the factory prior to construction planning.

Features

Refrigerant Circuit

  • R-513A refrigerant
  • Rotary screw compressor
  • Microprocessor controlled capacity control
  • Suction service valve
  • Discharge service valve
  • Shell and tube evaporator
  • Refrigerant sight glass with moisture indicator
  • Filter-drier
  • Thermostatic expansion valve
  • Liquid line solenoid valve

Condenser

  • Air-Cooled
  • Condenser shipped separately and requires field installation.
  • Remote, located outdoors
  • Heavy gauge galvanized steel cabinet on heavy duty legs
  • Enhanced copper tubing
  • with aluminum fins
  • with aluminum fins
  • Energy efficient motors
  • Direct drive fans
  • with quiet “swept wing” blades
  • with quiet “swept wing” blades
  • Non-fused power disconnect

Electrical

  • UL listed electrical components
  • UL508A enclosed electrical cabinet
  • Branch circuit protection of components
  • Fused transformer
  • Compressor motor starter
  • Power entry terminal block
  • Electrical circuit has a standard SSCR rating of 5 kA

Pressure Gauges

  • Refrigerant (per zone)
  • Refrigerant head
  • Refrigerant low
  • Coolant
  • To Process
  • System Limit Devices
  • Refrigerant (per zone)
  • High refrigerant pressure
  • Low refrigerant pressure
  • Coolant
  • Coolant freezestat
  • Evaporator flow

Warranty

  • 1 year covering parts and labor
  • Warranty Document
  • Free preventative maintenance check in the 2nd year.

Options

Refrigerant Circuit

  • Condensers utilizing all EC fan motors for higher energy efficiency
  • Oversized condensers for higher efficiency and full rated performance in higher ambient conditions

Electrical

  • Main power disconnect switch

Control Instrument

  • Modbus TCP/IP RJ45
  • Remote control instrument display

Frame Construction

  • External Filters

Control Instrument

MZC Series Control Instrument
  • Microprocessor based multizone controller
  • Independent intelligent zone boards
  • Compressors are staged individually
  • Continuous To Process temperature display
  • Continuous Setpoint temperature display
  • Selectable from process temperature display
  • Large temperature display windows
  • °F or °C temperature display
  • Refrigerant circuit indicator lights for
    – Probe
    – Low Flow
    – High Pressure
    – Low Pressure
    – Compressor
    – Freezestat
    – Capacity Control
  • Water circuit indicator lights for
    – Temperature Deviations
    – Low Pressure
    – Tank Level
    – Probe, Phase
  • Selectable lead – lag mode
  • Soft Key Operators
  • SPI communications
  • Audible and visual alarm

Support Documents

Literature
Literature PDF for OACS-95S-MZC-APT
Download
Updated on December 2022
Manual
Operating Manual for OACS-95S-MZC-APT
Download
Updated on August 11, 2021