240W DIN Rail Type DC-DC Converter
DDR-240
series
User’s Manual
UL62368-1
AS/NZS62368-1 TPTC004
IEC62368-1
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File Name:DDR-240-SPEC 2022-09-20
DDR-240
240W DIN Rail Type DC-DC Converter
series
SPECIFICATION
MODEL
DDR-240B-24
DDR-240B-48
DDR-240C-24
DDR-240C-48
DDR-240D-24
DDR-240D-48
DC VOLTAGE
24V
48V
24V
48V
24V
48v
RATED CURRENT
10A
5A
10A
5A
10A
5A
CURRENT RANGE
0 ~ 10A
0 ~ 10A
0 ~ 5A
240W
240W
0 ~ 5A
240W
0 ~ 10A
RATED POWER
0 ~ 5A
240W
240W
240W
15A
7.5A
15A
7.5A
15A
7.5A
RIPPLE & NOISE (max.) Note.2 80mVp-p
100mVp-p
80mVp-p
100mVp-p
80mVp-p
100mVp-p
VOLTAGE ADJ. RANGE
48 ~ 56V
±1.0%
24 ~ 28V
±1.0%
48 ~ 56V
±1.0%
24 ~ 28V
±1.0%
48~ 56V
±1.0%
PEAK
OUTPUT
CURRENT
POWER
Note.5 360W (3sec.)
24 ~ 28V
VOLTAGE TOLERANCE Note.3 ±1.0%
LINE REGULATION
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
LOAD REGULATION
±1.0%
±1.0%
±1.0%
±1.0%
±1.0%
SETUP, RISE TIME
±1.0%
500ms, 60ms
HOLD UP TIME (Typ.)
Please refer to page 6 Hold up Time( Load de-rating curve )
CONTINUOUS
INPUT
VOLTAGE
RANGE Note.4 100ms
EFFICIENCY (Typ.)
DC CURRENT (Typ.)
INRUSH CURRENT (Typ.)
INTERRUPTION OF VOLTAGE SUPPLY
16.8 ~ 33.6Vdc
33.6 ~ 67.2Vdc
14.4 ~ 16.8Vdc
90%
90%
11.2A @24Vdc
30A
28.8 ~33.6Vdc
91%
5.6A @48Vdc
67.2 ~ 154Vdc
66 ~ 67.2Vdc
92.5%
92%
92%
2.5A @110Vdc
EN50155:2007-B/C- type comply with S2 level (10ms)@ 70% load ; D-type comply with S2 level (10ms)@ full load
EN50155:2017-Comply with S1 level
OVERLOAD
PROTECTION
Normally works within 150% rated output power for more than 3 seconds and then constant current protection 105~135%
Note.5
rated output power with auto-recovery
OVER VOLTAGE
28.8 ~ 35V
28.8 ~ 35V
57.6 ~ 65.0V
Protection type : Shut down o/p voltage, re-power on to recover
OVER TEMPERATURE
Shut down o/p voltage, re-power on to recover
24Vin (B - type) :Power ON≥16.8V ,
UNDER VOLTAGE LOCKOUT
OFF≤16.5V
FUNCTION
57.6 ~ 65V
48Vin (C - type) :Power ON≥33.6V ,
OFF≤33V
WORKING HUMIDITY
ENVIRONMENT STORAGE TEMP., HUMIDITY
TEMP. COEFFICIENT
VIBRATION
110Vin (D - type):Power ON≥67.2V ,
OFF≤65V
Please refer to the Function Manual
-40 ~ +70℃ (Refer to "Derating Curve")
5 ~ 95% RH non-condensing
-40 ~ +85, 5 ~ 95% RH non-condensing
±0.03%/℃ (0 ~ 55℃)
Component:10 ~ 500Hz, 5G 10min./1cycle, 60min. each along X, Y, Z axes; Mounting: Compliance to IEC61373
OPERATING ALTITUDE Note.7 5000 meters
SAFETY STANDARDS
IEC 62368-1, UL 62368-1, EAC TP TC 004, AS/NZS 62368.1 approved
WITHSTAND VOLTAGE
I/P-O/P:4KVdc I/P-FG:2.5KVdc O/P-FG:0.71KVdc
ISOLATION RESISTANCE
I/P-O/P, I/P-FG, O/P-FG:>100M Ohms / 500Vdc / 25℃/ 70% RH
Parameter
Standard
Conducted
BS EN/EN55032
Radiated
BS EN/EN55032
EMC EMISSION
SAFETY &
EMC
Voltage Flicker
Harmonic Current
(Note 6)
BS EN/EN55035 , BS EN/EN61000-6-2(BS EN/EN50082-2)
EMC IMMUNITY
BS EN/EN61000-3-3
-----
Test Level / Note
Class B
Class B
---------
Parameter
Standard
Test Level / Note
ESD
BS EN/EN61000-4-2
Radiated
BS EN/EN61000-4-3
Level 3, 8KV air ; Level 3, 6KV contact; criteria A
Level 3, 10V/m ; criteria A
EFT / Burst
BS EN/EN61000-4-4
Level 3, 2KV ; criteria A
Surge
BS EN/EN61000-4-5
Level 3, 1KV/Line-Line ;Level 3, 2KV/Line-Line-FG ;criteria A
Conducted
BS EN/EN61000-4-6
Magnetic Field
BS EN/EN61000-4-8
Level 3, 10V ; criteria A
Level 4, 30A/m ; criteria A
RAILWAY STANDARD
Compliance to BS EN/EN45545-2 for fire protection ; Meet BS EN/EN50155 / IEC60571 including IEC61373 for shock & vibration,
BS EN/EN50121-3-2 for EMC
MTBF
1415.6K hrs min. Telcordia SR-332 (Bellcore) ; 189.9K hrs min.
40*125.2*113.5mm (W*H*D)
0.76Kg;20psc/16.2Kg/1.16CUFT
DIMENSION
PACKING
NOTE
57.6 ~ 65V
DC OK REALY CONTACT RATINGS (max.) 30Vdc/1A resistive load
Up to 960W (3+1 units). Please refer to the Function Manual
CURRENT SHARING
REMOTE ON-OFF CONTROL
WORKING TEMP.
OTHERS
28.8 ~ 35V
MIL-HDBK-217F (25℃)
℃
μμ
(as available on http://www.meanwell.com)
℃℃
※:https://www.meanwell.com/serviceDisclaimer.aspx
File Name:DDR-240-SPEC 2022-09-20
DDR-240
240W DIN Rail Type DC-DC Converter
Block Diagram
series
fosc : 80KHz
DC OK
RECTIFIERS
&
FILTER
POWER
SWITCHING
EMI
FILTER
DC I/P
+Vo
-Vo
-V
O.V.P.
FG
O.L.P.
PWM
CONTROL
DETECTION
CIRCUIT
Remote
Control
ON/OFF
P+
CURRENT
SHARE
Derating Curve
P-
Output derating VS input voltage
100
90
150
112.5
LOAD (%)
100
LOAD (%)
80
C/D Type
70
B Type
For 3 sec. (typ.)
120
Continuous
40
60
50
40
-40
-30
-20
-10
0
10
20
30
40
50
60
70 80
(VERTICAL)
B Type: 16.8
C Type: 33.6
21.6
33.6
43.2
67.2
D Type: 67.2
86.4
AMBIENT TEMPERATURE (℃)
154
INPUT VOLTAGE (V)
Peak Loading
(1)
(2)
360W
(150% load)
360W
(150% load)
240W
(100% load)
100 sec.
3 sec.
120W
(50% load) 10 sec. 3 sec.
File Name:DDR-240-SPEC 2022-09-20
DDR-240
240W DIN Rail Type DC-DC Converter
series
DC OK Relay Contact
Contact Close
PSU turns on / DC OK.
Contact Open
PSU turns off / DC Fail.
Contact Ratings (max.)
30V/1A resistive load.
Function Manual
1. Current sharing
(1) Parallel operation is available by connecting the units shown as below (P+,P- are connected mutually in parallel) :
(2) The voltage difference among each output should be minimized that less than 0.2V is required.
(3) The total output current must not exceed the value determined by the following equation (Output current at parallel operation)
=(The rated current per unit) x (Number of unit) x 0.9.
(4) In parallel operation 4 units is the maximum, please consult the manufacture for other applications.
(5) When in parallel operation, the minimum output load should be greater than 3% of total output load.
(Min. load > 3% rated current per unit x number of unit)
+
+V
DC OK
-V
P- P+
Vo Adj.
DC OK
LOAD
-
+V DC OK
P- P+
-V
+
PSU
+V DC OK
Vo Adj.
DC OK
PSU
-V
+
+V DC OK
P- P+
Vo Adj.
DC OK
-V
+
PSU
P- P+
Vo Adj.
DC OK
+
PSU
2. Remote ON-OFF Control
※ The power supply can be turned ON-OFF by using the "Remote ON-OFF" function.
Remote ON-OFF
(TB1 PIN2,4)
Output Status
Open or 4 ~ 10VDC
power supply ON
Short or 0 ~ 0.8VDC
power supply OFF
File Name:DDR-240-SPEC 2022-09-20
DDR-240
240W DIN Rail Type DC-DC Converter
series
Input Fuse
There is one fuse connected in series to the positive input line, which is used to protect against abnormal surge. Fuse specifications of each
model are shown as below.
Type
Fuse Type
B
Time-Lag
C
Time-Lag
Time-Lag
D
Reference and Rating
Conquer MST, 10A, 250V *2
Conquer MST, 6.3A, 250V *2
Conquer MST, 6.3A, 250V *1
Input Under-Voltage Protection
If input voltage drops below Vimin, the internal control IC shuts down and there is no output voltage. It recovers automatically when input
voltage reaches above Vimin,please refer to the cruve below.
DDR-240B-24
DDR-240C-24
Vo 30
Vo 30
25
25
20
20
15
Turn On
Turn Off
10
5
15
Turn On
Turn Off
10
5
0
15
16. 5
16.8
16
17
18
19
20
33.6
0
Vin
31
33
34
35
36
37
Vin
DDR-240D-24
Vo 30
25
20
15
Turn On
Turn Off
10
5
65
0
65
66
67.2
67
68
69
70
Vin
Input Reverse Polarity Protection
There is a MOSFET connected in series to the negative input line. If the input polarity is connected reversely, the MOSFET opens and
there will be no output to protect the unit.
Inrush Current
Inrush current is suppressed by a resistor during the initial start-up, and then the resistor is bypassed by a MOSFET to reduce power
consumption after accomplishing the start-up.
File Name:DDR-240-SPEC 2022-09-20
DDR-240
240W DIN Rail Type DC-DC Converter
series
Hold-up Time
EN50155: 2007 version - B/C- type comply with S2 level (10ms)@ 70% load ; D-type comply with S2 level (10ms)@ full load ,
Please refer to the table and curves show below for the hold up time specification.
Load
100% load
70% load
other load
B type (24Vin)
6ms min.
10ms min.
figure 1,2
C type (48Vin)
8ms min.
11ms min.
figure 3,4
D type (110Vin)
11ms min.
15ms min.
figure 5,6
Model
DDR-240B-48
100%
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
0ms 10ms 20ms 30ms 40ms
LOAD
LOAD
DDR-240B-24
0ms 10ms 20ms 30ms 40ms
50ms 60ms 70ms 80ms
TIME
TIME
(figure 2)
DDR-240C-48
100%
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
100%
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
0ms 10ms 20ms 30ms 40ms 50ms 60ms 70ms 80ms 90ms 100ms
LOAD
LOAD
50ms 60ms 70ms 80ms
(figure 1)
DDR-240C-24
0ms 10ms 20ms 30ms 40ms
50ms 60ms 70ms 80ms
TIME
TIME
(figure 3)
(figure 4)
DDR-240D-24
DDR-240D-48
100%
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
100%
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
LOAD
LOAD
100%
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
0ms 10ms 20ms 30ms 40ms 50ms 60ms 70ms 80ms 90ms 100ms 110ms 120ms 130ms
0ms 10ms 20ms 30ms 40ms 50ms 60ms 70ms 80ms 90ms 100ms 110ms 120ms
TIME
TIME
(figure 5)
(figure 6)
EN50155: 2017 version - Comply with S1 level
File Name:DDR-240-SPEC 2022-09-20
DDR-240
240W DIN Rail Type DC-DC Converter
series
Efficiency vs Load & Vin Curve
The efficiency vs load & Vin curves of each model are shown as below.
DDR-240B-48
94%
94%
92%
92%
90%
88%
33.6Vdc
86%
24Vdc
84%
16.8Vdc
82%
80%
10%
20%
30% 40%
50%
60% 70%
80%
EFFICIENCY
EFFICIENCY
DDR-240B-24
90%
88%
33.6Vdc
86%
24Vdc
84%
16.8Vdc
82%
80%
90% 100%
10%
20% 30% 40% 50%
LOAD
LOAD
DDR-240C-48
EFFICIENCY
95%
90%
6 7 .2 V dc
4 8 V dc
80%
3 3 .6 V dc
75%
EFFICIENCY
DDR-240C-24
85%
60% 70% 80% 90% 100%
70%
95%
90%
85%
62.4V dc
48V dc
80%
33.6V dc
75%
70%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
LOAD
LOAD
DDR-240D-24
DDR-240D-48
95%
90%
85%
154V dc
80%
110V dc
75%
67.2V dc
70%
EFFICIENCY
EFFICIENCY
95%
90%
85%
154V dc
110V dc
80%
67.2V dc
75%
70%
65%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
LOAD
10%
20%
30%
40%
50%
60%
70%
80%
90% 100%
LOAD
File Name:DDR-240-SPEC 2022-09-20
240W DIN Rail Type DC-DC Converter
DDR-240
series
Immunity to Environmental Conditions
Test method
Standard
Test conditions
Temperature: -40℃
Dwell Time: 2 hrs/cycle
Status
Cooling Test
EN 50155 section 12.2.3 (Column 2, Class TX)
EN 60068-2-1
Dry Heat Test
EN 50155 section 12.2.4 (Column 2, Class TX)
Temperature: 70℃ / 85℃
EN 50155 section 12.2.4 (Column 3, Class TX & Column 4, Class TX)
Duration: 6 hrs / 10min
EN 60068-2-2
PASS
Damp Heat Test, Cyclic
EN 50155 section 12.2.5
EN 60068-2-30
Temperature: 25℃~55℃
Humidity: 90%~100% RH
Duration: 48 hrs
PASS
Vibration Test
EN 50155 section 12.2.11
EN 61373
Temperature: 19℃
Humidity: 65%
Duration: 10 mins
PASS
Increased Vibration Test
EN 50155 section 12.2.11
EN 61373
Temperature: 19℃
Humidity: 65%
Duration: 5 hrs
PASS
Shock Test
EN 50155 section 12.2.11
EN 61373
Temperature: 21± 3℃
Humidity: 65 ± 5%
Duration: 30ms*18
PASS
Low Temperature Storage Test
EN 50155 section 12.2.3 (Column 2, Class TX)
EN 60068-2-1
Temperature: -40℃
Dwell Time: 16 hrs
PASS
Salt Mist Test
EN 50155 section 12.2.10 (Class ST4)
Temperature: 35℃ ±2℃
Duration: 96 hrs
PASS
No damage
EN45545-2 Fire Test Conditions
Test Items
Hazard Level
Items
Standard
HL1
HL2
HL3
Oxygen index test
EN 45545-2:2013
EN ISO 4589-2:1996
PASS
PASS
PASS
Smoke density test
EN 45545-2:2013
EN ISO 5659-2:2006
PASS
PASS
PASS
Smoke toxicity test
EN 45545-2:2013
NF X70-100:2006
PASS
PASS
PASS
R24
Oxygen index test
EN 45545-2:2013
EN ISO 4589-2:1996
PASS
PASS
PASS
R25
Glow-wire test
EN 45545-2:2013
EN 60695-2-11:2000
PASS
PASS
PASS
R26
Vertical flame test
EN 45545-2:2013
EN 60695-11:2003
PASS
PASS
PASS
R22
File Name:DDR-240-SPEC 2022-09-20
DDR-240
240W DIN Rail Type DC-DC Converter
series
Mechanical Specification
Case No.265A-D
Unit:mm
Terminal Pin No. Assignment (TB2,TB3)
Pin No.
1,2
5,6
3,4
7,8
Assignment
DC output +Vo
DC output -Vo
DC OK Relay Contact
P+,P-
Top View
113.5
40
35
12 3 4
56 7 8
TB2
Vo Adj.
+
TB3
125.2
DC OK
TB1
1 2 3 4
Side View
Front View
Side View
Terminal Pin No. Assignment (TB1)
Pin No.
1
2
3
4
Assignment
FG
DC input -Vin
DC input +Vin
Remote ON/OFF
Bottom View
Installation Instruction
35
This series fits DIN rail TS35/7.5 or TS35/15.
For installation details, please refer to the Instruction manual.
ADMISSIBLE DIN-RAIL:TS35/7.5 OR TS35/15
(For reference only. Not included with unit.)
Back View
Installation Manual
Please refer to : http://www.meanwell.com/manual.html
File Name:DDR-240-SPEC 2022-09-20