Direct Drive Centrifugal Inline Fan SQ-160-BX-QD | Greenheck

Description

Centrifugal Inline Fan, Product # SQ-160-BX-QD, 1808-3322 CFM

SQ-160 Direct Drive Centrifugal Inline Fan

The SQ-160 Direct Drive Centrifugal Inline Fan is designed to provide efficient air movement in applications where space is restricted. With its compact construction, it is ideal for height-restricted areas. This model features an aluminum backward-inclined, non-overloading centrifugal wheel design, ensuring efficient performance with minimal maintenance. It includes inlet and discharge duct collars for easy duct connection and removable access panels for convenient cleaning and servicing.

Model: SQ-160

The Greenheck model SQ Mixed Flow exceeds legacy centrifugal models SQ/BSQ in performance and features. The SQ Mixed Flow fan is an approved equal and serves as a direct replacement for these models.

Standard Construction Features:

• Galvanized steel housing
• Backward inclined composite (sizes 60-95) or aluminum (sizes 97-160) wheel
• Two bolted access panels
• Integral duct connection flanges
• Ball bearing motors (sizes 97-160 and all Vari-Green motors)
• Sleeve bearing motors (sizes 60-95)
• Corrosion-resistant fasteners

Included Specifications and Pricing

The listed price of $5,700.00 reflects the following specifications and features included with this product:

• Construction & Design:
  • Galvanized steel housing
  • Backward inclined composite (sizes 60-95) or aluminum (sizes 97-160) wheel
  • Two bolted access panels for maintenance
  • Integral duct connection flanges
  • Corrosion-resistant fasteners
• Motor & Electrical Details:
  • Available with 115/208/230V motor options
  • Motor insulation Class F or greater
  • UL/cUL 705 Listed – “Power Ventilators”
  • Junction box mounted and wired
  • NEMA-1 toggle switch, shipped separately
• Coating & Materials:
  • Permatector coating in Concrete Gray (RAL 7023)
  • Galvanized housing with an aluminum centrifugal wheel
  • Note: The wheel will not be coated
• Mounting & Accessories:
  • Spring hanging isolator (1-inch) PN: 850343, includes 4 isolators & 4 brackets

Common Product Details & Customization Options

The following sections provide the standard details for this product along with available configurations and options for customization:

Product Overview

Model: SQ-160
Type: Direct Drive Centrifugal Inline Fan
Application: Designed for height-restricted spaces, featuring an aluminum backward inclined, non-overloading centrifugal wheel with inlet and discharge duct collars for easy connection.

Specifications

Motor Information

Specification	Value
Motor Insulation	B
Motor Phase	1
Motor Type	NEMA
Service Factor	1
Voltage	115
HP	1/2
Hertz	60
Motor Enclosure	Open Drip Proof
RPM	1200
Thermal Protection	AutoOverload
Nominal Efficiency	66
NEMA Frame Size	56

Construction Features

Specification	Value
Housing Material	Galvanized Steel
Drive Type	Direct Drive
Impeller Type	Centrifugal Wheel
Impeller Material	Aluminum
Includes	Access Panel, Disconnect switch
Certifications	AMCA Sound & Air Performance, UL/cUL 705
Speed Controllable	Yes

Applications

Application	Details
Exhaust Air	General and Clean Air
Recirculate Air	Yes
Supply Air	Yes
Mounting Position	Horizontal, Vertical

Selected Options & Accessories

• Motor with 115/208/230 voltages
• Motor with Class F or Greater Insulation
• UL/cUL 705 Listed – “Power Ventilators”
• Junction Box Mounted and Wired
• Switch, NEMA-1, Toggle (Shipped Separate)
• Coated with Permatector (Concrete Gray-RAL 7023, Fan & Attached Accessories)
  Note: The wheel will not be coated
• Galvanized Housing
• Aluminum Centrifugal Wheel
• Spring, Hanging, 1-Inch Isolator PN: 850343 (Includes 4 isolators and 4 brackets)
• Performance Baffle: 12.639 in. Diameter
• Unit Warranty: 1 Year (Standard)

Disconnect Switch Details

• Enclosure Rating: NEMA-1
• Standard Construction Features: Designed for indoor use, providing protection against incidental contact and falling dust. It meets rod entry and indoor corrosion protection tests. Equipped with a provision for lockout in the off position with a customer-supplied lock.

Disconnect Switch Configuration

Specification	Value
Type	Toggle
Manufacturer	Pass and Seymour
Motor Size	1/3 hp
Overload Protection	None
Junction Box Mounting	Ship Separate
Switch Mounting	Shipped Separate
Phase	1
RPM	860
Cycle	60 Hz
Voltage	230V
Amperage	20A
Switch Pole(s)	2
Explosion-Resistant Wiring	None
UL Listed	Yes
CSA Approved	Yes
Rating	2 hp

Spring Hanging Isolator Features

The spring hanging isolator is designed to reduce vibration and noise transmission from suspended equipment and piping. The spring element has a minimum lateral stiffness of 1.0 times the rated vertical stiffness, ensuring stability. The hanger allows for a 30-degree arc misalignment of the support rod. Isolation brackets can handle a 500% overload without failure.

Isolator Configuration

Specification	Value
Description	SH-1-35
Manufacturer	Kinetics Noise Control
Load Capacity	35 lb
Deflection at Full Load	1.52
Color	Blue
Mounting	Hanging
Kit Part Number	850343

Dimensional & Weight Information

Specification	Value
Quantity	1
Weight w/o Accessories	127 lb
Weight w/ Accessories	138 lb
Max T Motor Frame Size	145

Performance Data

Specification	Value
Requested Volume (CFM)	1,207
Actual Volume (CFM)	1,207
Total External SP (in. wg)	0.522
Fan RPM	860
Operating Power (hp)	0.22
Elevation (ft)	1,100
Airstream Temp (F)	70
Air Density (lb/ft3)	0.072
Tip Speed (ft/min)	3,771
Static Efficiency (%)	45

Miscellaneous Fan Data

Specification	Value
Fan Energy Index (FEI)	–
Outlet Velocity (ft/min)	336

Motor Information

Specification	Value
Motor Mounted	Yes
Motor Size (hp)	1/3
Voltage/Cycle/Phase	230/60/1
Enclosure	TEFC
Motor RPM	860
Windings	1
FLA (Amps)	3.85
Short Circuit Current Rating (SCCR)	5 kA

Shipping Information

Specification	Value
Package Depth	22 in
Package Height	23 in
Package Weight	70 lbs
Package Width	25 in

This SQ-160 Direct Drive Centrifugal Inline Fan is an excellent choice for ventilation applications requiring high efficiency and space-saving design.