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LDC-55B

P1-P3P4-P6P7-P9
70
72
74
76
78
80
82
84
86
88
90
92
94
96
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
277V
230V
OUTPUT LOAD vs TEMPERATURE
AMBIENT TEMPERATURE,Ta ( )℃
LOAD (%)
(HORIZONTAL)
POWER FACTOR (PF) CHARACTERISTIC
Tcase ( )℃
LOAD (%)
(HORIZONTAL)
-25-100 203545556580
20
40
60
80
100
-25 0-10 15 30 50
60
65
20
40
60
80
100
LOAD
(230Vac Input)
(55W)
※ Tcase at 75℃
LDC-55 series
STATIC CHARACTERISTIC
INPUT VOLTAGE (V) 60Hz
LOAD (%)
180
190
200
210
220
230
240
295
100
90
80
70
60
50
40
55W Constant Power MODE Linear LED Driver
File Name:LDC-55-SPEC 2018-08-03
PF
TOTAL HARMONIC DISTORTION (THD)
EFFICIENCY vs LOAD
LDC-55 series possess superior working efficiency up to 90%.
0.88
0.9
0.92
0.94
0.96
0.98
1
50% 60% 70% 80% 90% 100%
277V
230V
LOAD
EFFICIENCY(%)
THD
LOAD
※ 1100mAModel, Tcase at 75℃
※ 1100mA Model, Tcase at 75℃
3%
4%
5%
6%
7%
8%
9%
10%
50% 60% 70% 80% 90% 100%
277VAC
230VAC
LIFE TIME
Tcase ( )
℃
LIFETIME(Kh)
LDC-55 series
55W Constant Power MODE Linear LED Driver
File Name:LDC-55-SPEC 2018-08-03
0
20
40
60
80
100
120
25 30 35 40 45 50 55 60 65 70 75 80
File Name:LDC-55-SPEC 2018-08-03
MECHANICAL SPECIFICATION
CASE NO.: 258A Unit:mm
LDC-55 series
Installation Manual
15
ψ4.5
320
313
3.5
30
15
ψ4.5
21
9.5
55W Constant Power MODE Linear LED Driver
Please refer to : http://www.meanwell.com/manual.html
Terminal Pin No. Assignment (TB1) : Terminal Pin No. Assignment (TB2) :
Pin No.
1
2
Assignment
ACN
ACL
3
4
FG
NC
5
6
DA-/N(for DA-type only)
NC(for DA-type only )
7
DA+/Ls(for DA-type only)
2
4
5
6
7
8
9
10
1
3
2
4
5
6
7
1
3
Pin No.
1
2
Assignment
3
4
5
6
7
Vo+
Vo-
NTC
NTC
IADJ
IADJ
DIM+(for B-type only)
DIM-(for B-type only)
Vo+
Vo-
8
9
10
TB1
TB2
8-9mm
0.5-0.75mm
2
TB1 wiring:
8-9mm
0.2-0.5mm
2
TB2 wiring:
5
85
tc
: Max. Case Temperature
tc
Retractive push-to-make
switch
ACL
ACN
L
S
N
PUSH DIMMING
Device connection
P1-P3P4-P6P7-P9

LDC-55B

Mfr. #:
Buy LDC-55B
Manufacturer:
MEAN WELL
Description:
LED Power Supplies 55W27-56V 500-1600mA CP 3 in 1 Dimming
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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