Product Overview

TJERNLUND PRODUCTS, INC.
1601 Ninth Street White Bear Lake, MN 55110-6794
Phone: [phone].255.4208 Fax: [phone]
Visit our web site: tjernlund.com email: [e-mail]
Copyright © 2017 Tjernlund Products, Inc. All rights reserved. P/N 8500303
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Available From:
VSAD-Series Rooftop or Wall Mount Exhaust Fans
Models available from 1500 to 2800 CFM
All models feature a Ryton PPS coated 5052
aluminum clamshell housing and backward in-
clined stainless steel blower wheel. All models
include weather proof junction box with 4’
whip and fan proving switch. Optional roof
stands and wall mounting kits.
VSUB-Series Indoor/Outdoor Universal
Supply/Exhaust Blowers
Models available from 800 to 5500 CFM
All models feature 14 gauge, 316L stain-
less steel housings that rotate 180˚ for in-
stallation flexibility. All have a backward
inclined, high temp coated class 1 blower
wheel. All include a weatherproof j-box with
4’ whip, rectangular to round outlet pipe
adapter, fan proving switch and condensate drain kit.
VSVS-Series Variable Speed Exhausters
Models available from 3,000 to 16,000 CFM
All models have continuously welded; polyester
powder coated housings and backward inclined
aluminum blower wheels. For indoor or outdoor
installation. Fan proving switch included.
VSRI-Series Round, In-line Make-up Air
or Ventilation Fans
Models available from 500 to 25,000 CFM
All models feature continuously welded, enamel
coated housings. Internal motor with non-over-
loading aluminum impeller. Weatherproof junc-
tion box, fan proving switch and hi/low ambient
limit included.
Specified Dryer Exhaust and Make-up Air Systems for
large commercial laundries and multi-story chases
Contact Tjernlund Products tech service for application and products selection assistance. Tjernlund Specified
Systems are available through location specific Sales Rep Agencies in the U.S and Canada.
CPC-3 Constant Pressure Controller
For All Specified Systems
Fans and Exhausters
Two channel controller inde-
pendently monitors exhaust
and room pressure and modu-
lates fans via a matched VFD
to maintain pressure settings.
Program options include ex-
haust pressure set point, make-up air pressure
set point, pre and post purge, motorized louver
interface and manual or automatic operation.
TD-Series Pressure Transducers
Self calibrating pressure transduc-
ers accurately measure pressure.
Choose TD-2 for exhaust pressure
or TD-3 for room pressure make-
up air monitoring.
VFD-Series Variable Frequency Motor
Drives
Factory programmed to match
specific Tjernlund Specified
Systems fans and blowers.
Closed loop models pair with
CPC-3 controller for automatic
motor speed control, open loop
models allow for manual ad-
justment of motor speed with-
out a CPC-3 Controller. Specify supply power
voltage when ordering.
Commercial Dryer Exhaust
Commercial Dryer Make-Up Air
Central Exhaust Vent System
Serving Multiple Clothes Dryers
Tjernlund Specified Systems include a wide range of exhaust and make-up
air fans and blowers. Pair with a matching VFD and the CPC-3 Controller to
create a demand-based variable speed system that matches your exhaust
and/or make-up air needs.