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LDB120 Series

 

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tech.support@psbel.com 

 

 

FIG.6 - INPUT PROTECTION 

In order to be UL compliant use Listed Cartridge nonrenewable (JDDZ) fuse Class CC 4 AT 250 VAC. 

Fuse 4 AT or MCB 4 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 

Overtemperature protection  
UL Certified up to +50°C 

- 0.75 W / °C over 50°C for LDB120-12 model 
- 1.20 W / °C over 50°C for LDB120-24 model 

 
 

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

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ACCESSORIES

 

 

LDX-D20 

20 A Active ORing controller 

 

LDX-D50        50 A Active ORing controller 

 

LDX-B20 

150J Buffer Module 

 

LDX-L30 

Sealed Lead acid Battery pack 

 

 

Summary of Contents for LDB120 Series

Page 1: ...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 des Gerätes kann heiß sein lassen Sie Zeit zum Abkühlen des Gerätes bevor Sie es berühren ...

Page 2: ...NECTION The device can be connected to single phase AC lines with Vin 120 240 VAC see Fig 7 Please connect first the PE 6 DC INPUT CONNECTION Connect L terminal to positive pole N terminal to negative pole and terminal to GND Rated voltage 110 345 VDC The device is also suitable for photovoltaic or wind turbine applications see Fig 7 7 OUTPUT CONNECTION The device is suitable for SELV and PELV cir...

Page 3: ...TT Positive DC Battery BATT Negative DC Battery Dry contact NC Dry contact NO Dimension W D H mm inc 54 0 2 16 110 0 4 33 115 0 4 52 Distance A B mm inc 20 0 8 50 2 0 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...

Page 4: ...ONNECTIONS AC LINE DC LINE FIG 8 ENVIRONMENT OPERATING TEMPERATURE DERATING 40 C to 70 C 5 95 r H non condensing Overtemperature protection UL Certified up to 50 C 0 75 W C over 50 C for LDB120 12 model 1 20 W C over 50 C for LDB120 24 model 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...

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