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Great Lakes Air GRN-250A-436 Refrigerated Air Dryer, 250 SCFM, 460V/ 3 Phase

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GRN-250A-436
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Great Lakes Air GRN-250A-436 Refrigerated Air Dryer – 250 SCFM, 460V/3 Phase, Non-Cycling | Industrial-Grade Moisture Control

The Great Lakes Air GRN-250A-436 Refrigerated Air Dryer is designed to deliver high-capacity moisture removal, ensuring clean, dry compressed air for industrial, CNC, manufacturing, and pneumatic applications. With a 250 SCFM capacity, 460V/3 Phase power, and non-cycling operation, this dryer provides consistent dew point control, preventing corrosion, equipment damage, and system inefficiencies. Featuring a low-pressure drop design, efficient refrigeration system, and durable construction, the GRN-250A-436 is built for reliable and energy-efficient air drying performance.

Key Features:

250 SCFM Capacity – Ideal for large-scale compressed air systems
460V/3 Phase Power – Designed for heavy-duty industrial applications
Non-Cycling Operation – Provides continuous, efficient moisture removal
High-Efficiency Refrigeration System – Ensures optimal dew point control
Compact & Rugged Design – Space-saving and built for long-lasting performance
Low-Pressure Drop Design – Enhances energy efficiency and system effectiveness

Upgrade your compressed air system with the Great Lakes Air GRN-250A-436, ensuring moisture-free air, reduced maintenance, and extended equipment life in demanding industrial environments.

GRN-250A-436 Non-Cycling Refrigerant Air Dryer

Design Conditions

Flow Rate

250 SCFM

Pressure

100 PSIG

Inlet R.H.

100%

Outlet Pressure Dew Point

35-39°F

Temperature

100°F inlet

100°F Ambient

Max. Pressure

220 PSIG

Delta Pressure

4 PSID

Voltage

460/3/60

Nameplate FLA

 

Connections

Compressed Air Inlet / Outlet

1-1/2” NPT

Electrical

460V Junction Box

Heat Exchanger Materials

Refrigeration Condenser

Steel Fin, Copper Tube

Compressed Air / Air

Stainless Steel Plate with Copper Brazing

Compressed Air / Freon

Component Info.

Moisture Separator

Centrifugal Separator

Condensate Drain

Smart Design Solenoid Drain

Refrigeration Components

Compressor

1-1/2 HP Nominal

Hermetically Sealed

Condenser

Air Cooled

Totally Enclosed Fan Motor

Energy Usage

2,201 watts @ 100% Capacity

Capacity Control

TEXV/ Hot Gas Bypass 0-100%

Freon

R404A

Weight & Dimensions

Shipping Weight

284 Lbs.

Dimensions

42”H x 22”W x 29”D

GRN Standard Features and Benefits

5 Year parts Warranty / 1 Year labor

UL Approved and labeled

Air-Cooled Refrigeration Condenser

Refrigeration analyzer gauge (Suction Pressure)

Compressor overload

Ozone friendly Refrigerant

Automatic expansion valve

Complete Cabinet enclosure

Smart Design Solenoid Drain

Strainer with Isolation Valve

Illuminated On/Off Power Switch

9' Power Cord

Relay / Contactor

 

pdf.pngGRN Brochure

 

 

Proposition 65 Warning

Dryer Type:
Non Cycling
Flow (SCFM):
250 SCFM
Maximum Pressure (PSI):
232 PSI
Connection (NPT):
1-1/2" NPT
Voltage (V) / Phase:
460v / Three
Frequency (Hz):
60 Hz
Refrigerant Type:
R404a
Weight (lb):
284