Gentherm 5220 Operating Manual page 42

28142 Rev 15
Equation 1  V
set
Where: T = Ambient temperature, at site (ºC)
T = Reference ambient temperature, marked on Data Plate (ºC)
ref
V
set ref
V = Set-up voltage, at site (V)
set
Equation 2  P
set
Where: T = Ambient temperature, at site (ºC)
T = Reference ambient temperature, marked on Data Plate (ºC)
ref
P
set ref
P = Rated power at new ambient (W)
set
Avoid setting-up the TEG to run at higher V
life may be affected. This method is suitable for ambient temperatures of up
NOTE:
to 65.5ºC (150ºF). If in doubt contact Gentherm Global Power Technologies'
(GPT) Customer Service Department for guidance.
Example: Ambient temperature at site is 35ºC. Set-up power of 210 W and V
14.3 V, 22ºC is marked on the TEG Data Plate.
Gentherm Global Power Technologies
= V + [(T – T) × 0.026]
set ref ref
= Reference set-up voltage, marked on Data Plate (V)
= P + [(T – T) × 0.8]
set ref ref
= Reference power marked on TEG Data Plate (W)
V = V + [(T
set ref
set
= 14.9 + [(22 – {35}) × 0.026]
= 14.9 + [(22 – 35) × 0.026]
= 14.9 + [-13 × 0.026]
= 14.9 + [-0.3338]
= 14.9 - 0.338
= 14.56 V
P = P + [(T
set set ref
= 210 + [(22 – {35}) × 0.8]
= 210 + [(22 – 35) × 0.8]
= 210 + [-13 × 0.8]
= 210 + [-10.4]
= 210 – 10.4
= 199.6 W
– T) × 0.026]
ref
– T) × 0.8]
ref
POWER OUTPUT EVALUATION
or rated power values, as its
set
of
set
Page 36