1
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Edition 5/07.2001
Electrically and mechanically rugged DIN-rail
front end
Outputs individually controlled with 150 %
output peak power
Operating ambient temperature range
40...60
C with convection cooling
Input range 85...264 V AC with PFC
1 or 2 isolated, regulated outputs up to 96 V
3 kV AC I/O electric strength test voltage
Selection chart for front ends
Output 1
Output 2
Input voltage
Rated power
Type
Options
1
U
o nom
I
o nom
U
o nom
I
o nom
U
i min
U
i max
T
A
= 60
C
[V DC]
[A]
[V DC ]
[A]
P
o tot
[W]
24.7
5
-
-
125
LWR-1601-6
R
24.7
10
-
-
250
LWN-1601-6
D1...D5
37
3.3
-
-
85...264 VAC
125
LWR 1701-6
S
37
6.6
-
-
(14...440 Hz)
3
250
LWN 1701-6
M2
49.4
2.6
-
-
90...350 VDC
125
LWR 1801-6
F, F1
49.4
5
-
-
250
LWN-1801-6
K2
24.7
5
24.7
5
250
LWN-2660-6
49.4
2.5
49.4
2.5
250
LWN 2880-6
W Series
125 and 250 Watt AC-DC Converters
LGA
Selection chart for battery chargers
Output
Input voltage
Rated power
Type
Options
1
U
o nom
I
o nom
U
i min
U
i max
T
A
= 60
C
[V DC]
[A]
P
o tot
[W]
25.7...29.3
4.2
85...264 VAC
115
LWR 1240-6 M1
F, F1
25.7...29.3
8.45
(14...440 Hz)
3
230
LWN 1240-6 M1
K2
51.4...58.6
2.1
90...350 VDC
115
LWR 1740-6 M1
51.4...58.6
4.2
230
LWN 1740-6 M1
1
For lead times and minimum order quantity contact Power-One.
2
For availability contact Power-One.
3
Input frequency range certified for 14...440 Hz. For continuous operating frequency <40 Hz and >100 Hz contact
factory.
2
www.power-one.com
Edition 5/07.2001
Input
Input voltage
world wide mains, single phase
85...264 V AC
derating information see application note
90...350 V DC
Input frequency
14...440 Hz
Power factor
active PFC
up to 0.99
Inrush current
virtually no inrush current
Output
Efficiency
U
i nom
,
I
o nom
up to 89%
Output voltage setting accuracy
U
i nom
,
I
o nom
1.3 %
U
o nom
Output voltage noise
IEC/EN 61204
typ. 50 mV
Output voltage ripple
sinusoidal output ripple at wice the line frequency
1.2 V
pp
Line and cross regulation
U
i min
...
U
i max
typ. 50 mV
Load regulation
0...100%
I
o nom
,
U
i nom
1.6%
U
o nom
Minimum load
not required
Current limitation
rectangular U/I characteristic
101...112%
I
o nom
Short term peak power
1 s, electronically controlled
150 %
I
o nom
Operation in parallel
enabled by droop current share
Hold-up time
I
o nom
,
U
o
decreases to 80% of
U
o nom
typ. 15 ms
Control
Status indication
LED output(s) OK
Protection
Input fuse
not user accessible 6.3 A, slow blow
Input reverse polarity
bridge rectifier
Input undervoltage lockout
typ. 80 %
U
i min
Input overvoltage lockout
typ. 105%
U
i max
Input transient protection
voltage depending resistor (VDR)
Output(s)
no-load, overload and short circuit proof
Output overvoltage
second control loop, each output, 24 V/48 V
30/60 V SELV
Overtemperature
reduced output power if thermally overloaded
Safety
Approvals
EN 60950, UL 1950, CSA22.2 No. 950, UL 508 listed
Electric strength test voltage
class I, I/case
2 kV AC
class I, I/O
3 kV AC
class I, O/case
1 kV AC
class I, O/O
0.35 kV AC
Pollution degree
AC-in / DC-in
3/2
Degree of protection
IP 20
W Series
125 and 250 Watt AC-DC Converters
3
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Edition 5/07.2001
DIN Rail Mountable
W Series
EMC
Electrostatic discharge
IEC/EN 61000-4-2, level 4, contact/air (8/15 kV)
criterion A
Electromagnetic field
IEC/EN 61000-4-3, level 3 (10 V/m)
criterion A
Electr. fast transients/bursts
IEC/EN 61000-4-4, level 4, capacitive/direct (4/2 kV)
criterion A
Surge
IEC/EN 61000-4-5, level 3, in and out, line to line (2 kV) criterion B
level >3, input, line to case (3.5 kV)
criterion B
level 2, output, line to case (1 kV)
criterion A
Conducted disturbances
IEC/EN 61000-4-6, level 3 (10 V)
criterion A
Electromagnetic emissions
CISPR 22/EN 55022, conducted
class A
Environmental
Operating ambient temperature
U
i nom
,
I
o nom
, convection cooled
40...60
C
Operating case temperature
T
C
U
i nom
,
I
o nom
40...87
C
Storage temperature
non operational
40...100
C
Damp heat
IEC/EN 60068-2-3, 93%, 40
C
56 days
Shock and vibration
unit wall mounted with brackets
Shock
IEC/EN 60068-2-27, 11 ms
50 g
n
Bump
IEC/EN 60068-2-29, 11 ms
25 g
n
Vibration, sinusoidal
IEC/EN 60068-2-6, 10...60/60...2000 Hz
0.35 mm/5 g
n
Vibration, random
IEC/EN 60068-2-64, 20...500 Hz
0.05 g
2
/Hz
MTBF
MIL-HDBK-217E, G
B
, 40
C
>600'000 h
Options
Input and output undervoltage monitoring
D1...D5
Output voltage adjustment
10 V...110 % of
U
o nom
R
Remote on/off
S
Multi option choice (D1...D5, R, S) via Sub-D connector
M1...M2
Built-in second input fuse in the neutral
F
No fuse fittet (for operation from high DC)
F1
System connectors with screw terminals
K2
4
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Edition 5/07.2001
Mechanical data
Tolerances
0.3 mm (0.012") unless otherwise indicated.
138 (5.43")
5
106.6 (4.2")
113.6 (4.47")
15 (0.59")
118 (4.65")
103 (4.05")
3
3
(
1.3"
)
4
9
(
1.93"
)
09107
105 (4.15")
Wall mounting
brackets
(accessory)
Measuring point for
case temperature T
C
T
A
T
A
T
T
T
C
Option M
(
)
13 (0.51")
1
31 (1.22")
29.4 (1.16")
4
3
(
1.69"
)
W Series
125 and 250 Watt AC-DC Converters
European
Projection
5
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Edition 5/07.2001
1
3
2
S10066
1
3
5
7
9
11
S10067
2
4
6
8
10
Terminal allocation output side
Pin
Des.
Single output
Double output
1
Earth to load
Earth to load
2
+
Output pos.
Output 1 pos.
3
+
Output pos.
Output 1 pos.
4
Output neg.
Output 1 neg.
5
Output neg.
Output 1 neg.
6
+
Output pos.
Output 2 pos.
7
+
Output pos.
Output 2 pos.
8
Output neg.
Output 2 neg.
9
Output neg.
Output 2 neg.
10
Aux.
Options
Options
11
Earth to load
Earth to load
Terminal allocation input side
Pin
Des.
Determination
1
Protective earth
2
N
Input neutral
3
P
Input phase
Accessories
Mounting brackets for vertical chassis/wall mounting
Fixing brackets for enhanced vibrations on DIN-rail
Protective covers over input and output terminals
DIN Rail Mountable
W Series
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