Puls ML15.121 Power Supply Guia De Especificação

 

 

ML15.121

 

 

MiniLine-2 

 

12V,

 

1.3A,

 

S

INGLE 

P

HASE 

I

NPUT

 

 

 

22.11. U

SE IN A 

T

IGHTLY 

S

EALED 

E

NCLOSURE

 

When the power supply is installed in a tightly sealed enclosure, the temperature inside the enclosure will be higher 
than outside. In such situations, the inside temperature defines the ambient temperature for the power supply. 

The following measurement results can be used as a reference to estimate the temperature rise inside the enclosure. 

The power supply is placed in the middle of the box, no other heat producing items are inside the box  

Enclosure: 

 

 

Rittal Type IP66 Box PK 9510 100, plastic, 130x130x75mm 

Input: 

   230Vac 

 

 

Case A: 
Load: 

 

   12V, 

1.3A; 

load 

is placed outside the box 

Temperature inside the box:  

38.9°C  (in the middle of the right side of the power supply with a distance of 1cm) 

Temperature outside the box:  

28.0°C 

Temperature rise: 

 

10.9K 

 

Case B: 
Load:    

 

 

12V, 1.05A; (=80%) load is placed outside the box 

Temperature inside the box:  

33.9°C  (in the middle of the right side of the power supply with a distance of 1cm) 

Temperature outside the box:  

27.4°C 

Temperature rise: 

 

8.5K 

 

 

Mar. 2013 / Rev. 2.1  DS-ML15.121-EN 
All parameters are specified at 12V, 1.3A, 230Vac input, 25°C ambient and after a 5 minutes run-in time unless otherwise noted. 

www.pulspower.com   Phone +49 89 9278 0    Germany 

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