Lifebreath 500DCS User Manual

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OPTIONS
99-104    
Digital Electronic Timer
- 20/40/60 min. (3 wire)
99-105    
Programmable Ventilation Control
includes Programmable Time Clock, Dehumidistat 
and Air Sentry™
99-109    
Air Sentry
™ Air Quality Monitor designed to accept
remotely mounted Control Pad
99-250   
Ventilation Dehumidistat 
- Dehumidistat designed
to accept remotely mounted Control Pad.
All units conform to CSA and UL standards.
WARRANTY
Units carry a 15 year warranty on the heat recovery core and 
a  2  year replacement parts warranty.
Model  500DCS
SPECIFICATIONS
CORES
Modular (4 section) patented aluminum heat recovery cores arranged 
for high efficiency crossflow ventilation.
MOTORS
Two PSC, 5 speed double shafted, 120 VAC, 3.15 Amps each (6.3 total 
on high speed). HP - 1/10, 1625 RPM.  Watts - total on High Speed - 610.
FILTERS
Washable air filters in exhaust and supply air streams.
BLOWERS
Centrifugal type rated at 530 cfm (250 L/s) free air delivery. Each 
air stream has two centrifugal blowers driven by two PSC motors.
CONNECTION DUCT SIZES
Four -  14" x 8" (356 mm x 200 mm).
MOUNTING 
Unit to be set on support brackets hung by threaded rod type 
apparatus (brackets and rods not included).
CASE 
20 gauge prepainted galvanized steel (G60) for superior corrosion 
resistance. Insulated with foil faced insulation duct liner where required to
prevent exterior condensation. Drain connection, One - 1/2" (12 mm) O.D.
CONTROLS 
ControlAir 15
DEFROST 
Supply bypass damper routes indoor air to defrost cores.
WEIGHT
178 lbs. (81 kg)  
SHIPPING WEIGHT
203 lbs. (92 kg)
1245 mm
(49")
200 mm
(8")
FRONT VIEW
475 mm
(18 3/4")
717 mm
(28 1/4 ")
356 mm
(14")
150 mm
(5 7/8")
32 mm
(1 1/4")
INTERIOR DUCT
CONNECTION SIDE
475 mm
(18 3/4")
200 mm
(8")
717 mm
(28 1/4")
356 mm
(14")
150 mm
(5 7/8")
35 mm
(1 3/8")
EXTERIOR DUCT
CONNECTION SIDE
MOUNTING POINTS
DRAIN CONNECTION
 DIMENSIONS 500DCS
inches (mm)
EXHAUST AIR
TO OUTSIDE
EXHAUST AIR
FROM BUILDING
SUPPLY AIR
TO BUILDING
SUPPLY AIR
FROM OUTSIDE
NOTE: 
Service clearance
is 760 mm (30 in.)
DEFROST
AIRFLOWS (Each Air Stream)
282 (600)
235 (500)
190 (400)
143 (300)
  94 (200)
  42 (100)
AIRFLOW L/s (CFM)
25 (.1) 
50 (.2)
75 (.3)   100 (.4)
125 (.5)
EXTERNAL STATIC PRESSURE IN PASCALS (in. W.C.)
TOTAL CURRENT DRAW (AMPS) @ 120 VAC
6.3 HIGH
3.1 LOW
100%
 90%
 80%      
143
(300)
190
(400)
235
(500)
282
(600)
TEMPERATURE EFFECTIVENESS
AIRFLOW IN L/s (CFM)
NOTE: Exhaust Relative Humidity (RH) at 40%
EFFECTIVENESS
SPEED
5
3
4
2
1
3.8 MED
94
(200)
PERFORMANCE
DATE: __________________________
PROJECT: ________________________________________
MECHANICAL CONTRACTOR: ________________________________
511 McCormick Blvd.
London, Ontario  
N5W 4C8
Ph: (519) 457-1904
Fx: (519) 457-1676
Email:  nutech@lifebreath.com
Website:  www.lifebreath.com
TI-110-NE
0011