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LDN481 Series

 

4

 

 

 

 

[email protected]

 

belfuse.com/power-solutions

 

 

 

 

 

FIG.5 - RECOMMENDED CONNECTING CABLE 

 

Recommended Tightening torque 

0.8 / 1.0 Nm 
7.0 / 8.85 lbf in 

 

 

 

Solid: 6.0 

mm˛ / 10

 AWG 

Stranded: 4.0 

mm˛ / 10

 AWG 

L: 7.0 

 8.0 mm / 0.28 - 0.31 in 

 
 

FIG.6 - INPUT PROTECTION 

Fuse 16 AT or MCB 16 A C curve. 
For USA and Canada, use the fuse type closest to the European equivalent type. 
 

Surge protection: 

it is strongly recommended to provide external surge arresters (SPD) according to local regulations. 

 
 

FIG.7 - INPUT CONNECTIONS 

AC LINE 

DC LINE 

 

 

 
 

FIG.8 - ENVIRONMENT 

OPERATING TEMPERATURE 

DERATING 

- 40°C to 70°C 
5 - 95% r.H. non condensing 
UL Certified up to 45°C 

 

- 7.2 W / °C over 45°C 

 
 

NOTES:

 

 

 

Data may change without prior notice in order to improve the product. 

 

Please refer to the latest version of the Installation Instruction for each product by visiting

 

belfuse.com/power-solutions.

 

 
 

ACCESSORIES

 

 

LDX-D20 

20 A Active ORing controller 

 

LDX-D50        50 A Active ORing controller 

 

LDX-U20 

20 A High performance DC UPS 

 

LDX-B20 

150J Buffer Module 

 

LDX-C120 

Battery charger and DC UPS Module 

 

LDX-L30 

Sealed Lead acid Battery pack 

 
 

 

Summary of Contents for LDN481 Series

Page 1: ...liquids or foreign objects to enter into the products To avoid sparks do not connect or disconnect the device before having previously turned off input power and wait for internal capacitors discharge minimum 1 minute GEFAHR VON VERBRENNUNGEN EXPLOSIONEN FEUER STROMSCHLAG PERSONENSCHÄDEN Führen Sie niemals Arbeiten an spannungsführenden Teilen durch Gefahr von tödlichen Verletzungen Das Gehäuse de...

Page 2: ...or SELV and PELV circuitry Pay attention LDN481 72 is not SELV Vout can be adjusted with a potentiometer to a wide range see Fig 1 Check Vout before connecting the power supply to the load With output voltage set to the max value the continuous current x voltage must not exceed the nominal power 8 PARALLEL CONNECTION AND REDUNDANCY Power supplies can be connected in parallel to increase power For ...

Page 3: ...tive DC Earth ground Output Positive DC Negative DC Dry contact NC Dimension W D H mm inc 80 3 15 137 5 5 41 127 5 00 Distance A B mm inc 20 0 8 100 3 9 FIG 4 MOUNTING DISMOUNTING INSTRUCTIONS For DIN rail fastening according to IEC 60715 TH35 7 5 15 Mounting as shown in figure with input terminals on lower side with suitable cooling and maintaining a proper distance between adjacent devices as sp...

Page 4: ...ers SPD according to local regulations FIG 7 INPUT CONNECTIONS AC LINE DC LINE FIG 8 ENVIRONMENT OPERATING TEMPERATURE DERATING 40 C to 70 C 5 95 r H non condensing UL Certified up to 45 C 7 2 W C over 45 C NOTES Data may change without prior notice in order to improve the product Please refer to the latest version of the Installation Instruction for each product by visiting belfuse com power solu...

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