Document
W Series
125 and 250 Watt AC-DC Converters
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
LGA
• 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
Selection chart for front ends
Output 1 Uo nom Io nom [V DC] [A] 24.7 5 24.7 10 37 3.3 37 6.6 49.4 2.6 49.4 5 24.7 5 49.4 2.5 Output 2 Uo nom Io nom [V DC ] [A] 24.7 5 49.4 2.5 Input voltage Ui min Ui max Rated power TA = 60°C Po tot [W] 125 250 125 250 125 250 250 250 Type Options1
85...264 VAC (14…440 Hz)3 90…350 VDC
LWR-1601-6 LWN-1601-6 LWR 1701-6 LWN 1701-6 LWR 1801-6 LWN-1801-6 LWN-2660-6 LWN 2880-6
R D1…D5 S M2 F, F1 K2
Selection chart for battery chargers
Output
Uo nom [V DC] 25.7...29.3 25.7...29.3 51.4...58.6 51.4...58.6
1 2
Io nom [A] 4.2 8.45 2.1 4.2
Input voltage Ui min Ui max 85…264 VAC (14…440 Hz)3 90…350 VDC
Rated power TA = 60°C Po tot [W] 115 230 115 230
Type
Options1
LWR 1240-6 M1 LWN 1240-6 M1 LWR 1740-6 M1 LWN 1740-6 M1
F, F1 K2
For lead times and minimum order quantity contact Power-One. 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.
www.power-one.com
Edition 5/07.2001
1
W Series
Input
Input voltage Input frequency Power factor Inrush current
125 and 250 Watt AC-DC Converters
world wide mains, single phase derating information see application note active PFC virtually no inrush current 85...264 V AC 90...350 V DC 14...440 Hz up to 0.99
Output
Efficiency Output voltage setting accuracy Output voltage noise Output voltage ripple Line and cross regulation Load regulation Minimum load Current limitation Short term peak power Operation in parallel Hold-up time
Ui nom, Io nom up to 89% Ui nom, Io nom ± 1.3% Uo nom IEC/EN 61204 typ. 50 mV sinusoidal output ripple at wice the line frequency ≤1.2 Vpp Ui min...Ui max typ. 50 mV 0...100% Io nom, Ui nom –1.6% Uo nom not required rectangular U/I characteristic 101...112% Io nom 1 s, electronically controlled 150% Io nom enabled by droop current share Io nom, Uo decreases to 80% of Uo nom typ. 15 ms
Control
Status indication LED output(s) OK
Protection
Input fuse Input reverse polarity Input undervoltage lockout Input overvoltage lockout Input transient protection Output(s) Output overvoltage Overtemperature not user accessible 6.3 A, slow blow bridge rectifier typ. 80% Ui min typ. 105% Ui max voltage depending resistor (VDR) no-load, overload and short circuit proof second control loop, each output, 24 V/48 V reduced output power if thermally overloaded
30/60 V SELV
Safety
Approvals Electric strength test voltage EN 60950, UL 1950, CSA22.2 No. 950, UL 508 listed class I, I/case class I, I/O class I, O/case class I, O/O AC-in / DC-in 2 kV AC 3 kV AC 1 kV AC 0.35 kV AC 3/2 IP 20
Pollution degree .