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 04.04.2022     2/6

LL1x150-CR-DA

T22 121 1E

100

150

200

250

300

350

400

0,30 0,35 0,40 0,45 0,50 0,55 0,60 0,65 0,70 0,75 0,80

Ou

tp

ut

 v

ol

ta

ge 

[V

]

Output current [A]

Helvar

 

|

 

Helvar Oy Ab, Keilaranta 5 FI-02150 Espoo, Finland. Data is subject to change without notice. www.helvar.com  

Operating window and driver performane

Operating Conditions and Characteristics 

Absolute highest allowed t

c

 point temperature*  

90 °C 

t

life (60 000 h) lifetime temperature 

 

80 °C 

Ambient temperature range** 

 

 

40 °C 

... 

+50 °C

 

in independent use  

 

 

40 °C 

... 

+50 °C

Storage temperature range     

 

 

40 °C 

... 

+80 °C

Maximum relative humidity 

 

 

No condensation

Lifetime (90 % survival rate) 

 

 

100 000 h, at t

c

 = 70 °C

 

     60 

000 

h, 

at 

t

c

 = 80 °C 

 

     30 

000 

h, 

at 

t

c

 = 90 °C

*) ENEC certified only up to t

c

 life temperature

**) ENEC certified only down to t

a

 -25 °C.

     Below -30 °C DALI performance cannot be guaranteed.     
     For other than independent use, higher t

a

 of the controlgear possible as long as highest allowed t

c

 point temperature is not exceeded.

Note: Dimming between 1 % - 100 % possible across

the whole operating window

91,0

92,0

93,0

94,0

95,0

96,0

97,0

80

90

100

110

120

130

140

150

160

Ef

fici

en

cy

 (%

)

Total output power (W)

Typical efficiency

350 mA
700 mA

0,93

0,94

0,95

0,96

0,97

0,98

0,99

80

90

100

110

120

130

140

150

160

λ

Total output power (W)

Typical power factor

350 mA
700 mA

8

10

12

14

16

18

20

22

24

26

28

30

40

50

60

70

80

90 100 110 120 130 140 150 160

TH

D

 [%

]

Load [W]

Current THD

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