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Edition 2/01.03
• Compact design
• Battery charger versions
• Operating ambient temperature range
–10...50°C with convection cooling
LOS, LOR, LOK 4000 15, 30 and 50 Watt AC-DC Converters
Universal input range 85...264 V AC
Single output 5.1, 12, 24 or 48 V DC
Class I equipment
Input
Input voltage wor ld wide mains, single phase 85...264 V AC
battery powered 88...372 V DC
Input frequency 47...63 Hz
Inrush current limited by NTC 16 Ω
Output
Efficiency Ui nom, Io nom up to 86%
Output voltage setting accuracy Ui nom, 50% of Io nom ±1.5% Uo nom
Output voltage ripple & noise Ui nom, Io nom <1% Uo nom
Line load regulation Ui min...Ui max, Io = 10...100% of Io nom ±1%
Minimum load not required
Current limitation 12 /24/48 V types, hiccup mode short-time overload capability
Current limitation (L) 5V types and battery chargers, rect. U/I charact. max. 130 % Io nom
Operation in series add reverse polarity diodes to the outputs
Operation in parallel with battery charger versions possible
Hold-up time 115 /230 V 14 /90 ms
LGA
Selection chart
Output Input voltage Rated power Type Options2
Uo nom Io nom UiTA = 50°C
[V DC] [A] [V AC] Po tot [W]
5.1 5.2 85...264 26 LOK 4001-2RLD
12 1.25 85...264 15 LOS 4301-2
12 2.5 85...264 30 LOR 4301-2
12 4 85...264 48 LOK 4301-2R
12...12.81...15 3.6 85...264 49 LOK 4140-2RLD
24 0.65 85...264 15 LOS 4601-2 F, K
24 1.25 85...264 30 LOR 4601-2
24 2 85...264 48 LOK 4601-2R
24...25.71...30 1.8 85...264 49 LOK 4240-2RLD
48 1 85...264 48 LOK 4801-2R
48...51.41...60 0.9 85...264 49 LOK 4740-2RLD
1 Setting voltage Uo set for battery charger with R-input left open circuit.
2 For minimum order quantity and lead time contact Power-One.
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Edition 2/01.03
DIN Rail Mountable
LOS, LOR, LOK 4000 Series
Protection
Input fuse not user accessible 1.6 A, slow blow
Input transient protection voltage depending resistor (VDR)
Output no-load, overload and short circuit proof
Control
Status indication LED output O.K.
Output voltage adjustment R input - recitfier version 90...110% Uo nom
Output undervoltage monitoring D battery charger typ. 80% Uoset
Safety
Approvals EN 60950, UL 1950, CSA22.2 No. 950, UL 508 listed in progress
Class of equipment I
Electr ic strength test voltage input/ protective ear th, input/output 1.5 kV AC
output/protective earth 1 kV AC
Pollution degree 2
Degree of protection IP 20
EMC
Electrostatic discharge IEC/EN 61000-4-2, level 2 (8 kV) cr iterion B
Electromagnetic field IEC/EN 61000-4-3, level 2 (3 V/m) cr iterion B
Electr. fast transients/bursts IEC/EN 61000-4-4, level 3 (2 kV) cr iterion B
Surge IEC/EN 61000-4-5, level 3, line to prot. earth (2 kV) cr iterion B
IEC/EN 61000-4-5, level 2, line to line (1 kV) cr iterion B
Conducted disturbances IEC/EN 61000-4-6, level 2 (3 V) cr iterion A
Electromagnetic emissions CISPR 22/EN 55022, conducted class B
Environmental
Operating ambient temperature Ui nom, Io nom, convection cooled –10...50°C
Operating case temperature TCUi nom, Io nom –10...80°C
Storage temperature non operational –40...85°C
Damp heat IEC/EN 60068-2-3, 93%, 40°C 21 days
Vibration, sinusoidal IEC/EN 60068-2-6, 10...60/60...2000 Hz 0.15 m m/ 2 gn
Shock IEC/EN 60068-2-27 11 ms / 15 gn
Bump IEC/EN 60068-2-29 11 ms / 10 gn
MTBF MIL-HDBK-217F, 6B, 40° 1'600'000 h
Options and Accessories
Built-in second fuse in the neutral F
No fuse (operation from DC input voltage) F1
System connectors with screw ter minals K
Batter y temperature sensor
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Edition 2/01.03
Mechanical data
Tolerances ±0.3 mm (0.012") unless otherwise indicated.
European
Projection
113.6 (4.47")
90 (3.54") 38 (1.5")
S90042
1.8 (4.25")
T
c
T
c
LOS, LOR, LOK 4000 15, 30 and 50 Watt AC-DC Converters
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www.power-one.com
Edition 2/01.03
Accessories
Protective covers over input and output terminals
Terminal allocation
Terminal Determination LOS, LOR LOK
1 Input L L
2 Protective earth
3 Input N N
4 Output (positive)/D Vo+ Vo+/D
5 Output (positive) Vo + Vo +
6 Output (negative) Vo – Vo–
7 Output (negative) Vo – Vo–
8 n.c./R input n.c. R
DIN Rail Mountable
LOS, LOR, LOK 4000 Series
NUCLEAR AND MEDICAL APPLICATIONS - Power-One products are not authorized for use as critical
components in life suppor t systems, equipment used in hazardous environments, or nuclear control systems
without the express written consent of the respective divisional president of Power-One, Inc.
TECHNICAL REVISIONS - The appearance of products, including safety agency cer tifications pictured on
labels, may change depending on the date manufactured. Specifications are subject to change without notice.
