TDK-Lambda CUS250LD Mode D'emploi page 17

5-2. Output Derating vs. Ambient temperature
Make sure that the specified temperature range is maintained.
CONVECTION COOLING
Output derating for all models except CUS250LD :
Output derating for CUS250LD/A :
5-3. Output Derating vs. Input Voltage
Output derating is required when the PSU operate below 115VAC input. Refer to table below for details.
5-4. M ounting Method
(1) The maximum allowable penetration for screw into chassis is 6mm.
(2) Recommended torque for mounting screw: M3.5 screw, 0.74N·m (7.5kgf · cm).
(3) Metal plate with minimum 1.5mm thickness is recommended as mounting plate.
Ta ( )
-25 ~ 40
50
60
70
Ta ( )
-25 ~ 40
43
50
60
70
Input Voltage
85VAC
115 ~ 265VAC
- 4 -
TDK-Lambda
CUS250LD Series
Instruction Manual
Mounting (A),(B),(C),(D),(E)
Load (%)
100
90
75
50
Mounting (A),(B),(C),(D),(E)
Load (%)
100
90
70
50
40
Load (%)
-3 -4, -5, -12, -24
100 80
100 100