Instruction Manual

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DDR-480 series
Hold-up Time
TIME
480W DIN Rail Type DC-DC Converter
LOAD
100% load 70% load other load
10ms min.
11ms min.
16ms min.
16ms min.
17ms min.
24ms min.
B type (24Vin)
C type (48Vin)
D type (110Vin)
figure 1,2,3
figure 4,5,6
figure 7,8,9
Model
Load
File Name:DDR-480-SPEC 2022-03-18
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DDR-480B-12
TIME
DDR-480B-24
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0ms 10ms 20ms 30ms 40ms 50ms 60ms 70ms 80ms 90ms 100ms 110ms 12 0ms 13 0ms 140ms 15 0ms 160ms 170ms 18 0ms 190ms
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DDR-480B-48 DDR-480C-12
DDR-480C-24 DDR-480C-48
DDR-480D-12 DDR-480D-24
DDR-480D-48
LOAD
TIME
LOAD
TIME
LOAD
TIME
LOAD
TIME
LOAD
TIME
LOAD
TIME
LOAD
TIME
LOAD
figure 1 figure 2
figure 3 figure 4
figure 5 figure 6
figure 7 figure 8
figure 9
EN50155:2017 version- B/C/D type comply with S2 level (10ms) @ full load , please refer to the table and curves show
below for the hold up time specification.