S8VK-S
3
Note: For notes *1 to *12, refer to page 4.
Power rating 240 W 480 W
Item Output voltage 24 V 24 V
Efficiency
115 VAC input *1 91% typ. 91% typ.
230 VAC input *1 93% typ. 93% typ.
Input
Voltage range *2 Single-phase, 85 to 264 VAC, 90 to 350 VDC *12, 265 to 300 VAC (1 second)
Frequency *2 50/60 Hz (47 to 63 Hz)
Input current
115 VAC input *1 2.4 A typ. 4.6 A typ.
230 VAC input *1 1.3 A typ. 2.3 A typ.
Power factor 0.9 min. 0.9 min.
Leakage current *3
115 VAC input 0.5 mA max.
230 VAC input 1 mA max.
Inrush current *4 (for a
cold start at 25°C)
115 VAC input 16 A typ.
230 VAC input 32 A typ.
Output
Rated output current 10 A 20 A
Rated output electric power 240 W 480 W
Maximum boost current 15 A 30 A
Voltage adjustment range *5 21.6 to 28 V (with V.ADJ)
Ripple & Noise voltage
*6
100 to 240 VAC input
*1
100 mVp-p max.
at 20 MHz of bandwidth
130 mVp-p max.
at 20 MHz of bandwidth
Input variation influence *7 0.5% max.
Load variation influence *8 1.5% max.
Temperature variation
influence
115 to 230 VAC input 0.05%/°C max.
Start up time *4
115 VAC input *1 1000 ms max. 1000 ms max.
230 VAC input *1 1000 ms max. 1000 ms max.
Hold time *6
115 VAC input *1 35 ms typ. 30 ms typ.
230 VAC input *1 35 ms typ. 30 ms typ.
Additional
functions
Overload protection Yes, automatic reset
Overvoltage protection *9
Yes, 130% or higher of rated output voltage, power shut off (shut off the input voltage and turn on
the input again)
Series operation Yes (For up to two Power Supplies, external diodes are required.)
Parallel operation Yes (For up to two Power Supplies), Refer to Parallel Operation on page 21 for details.
Output indicator Yes (LED: Green)
Low-voltage detection output Yes (Photoswitch output: 30 VDC max., 50 mA max.)
Insulation
Withstand voltage
3.0 kVAC for 1 min. (between all input terminals and output terminals), current cutoff 20 mA
2.0 kVAC for 1 min. (between all input terminals and PE terminals), current cutoff 20 mA
1.0 kVAC for 1 min. (between all output terminals and PE terminals), current cutoff 20 mA
500 VAC for 1 min (between all output terminals and all low-voltage detection output terminals),
current cutoff 10 mA
Insulation resistance
100 M min. (between all output terminals/all low-voltage detection output terminals and all input
terminals/PE terminals) at 500 VDC
Environment
Ambient operating temperature *10
40 to 70°C (Derating is required according to the temperature. Refer to Engineering Data) (with
no condensation or icing)
Storage temperature 40 to 85°C (with no condensation or icing)
Ambient operating humidity 95% RH max. (Storage humidity: 95% RH max.)
Vibration resistance 10 to 55 Hz, maximum 5G, 0.42 mm half amplitude for 2 h each in X, Y, and Z directions
Shock resistance 150 m/s
2
, 3 times each in ±X, ±Y, ±Z directions
Reliability
MTBF Refer to page 12 Reference Value
Life expectancy *11 10 years min.
Construction
Weight 700 g max. 1150 g max.
Cooling fan No
Degree of protection IP20 by EN/IEC 60529
Standards
Harmonic current emissions Conforms to EN 61000-3-2
EMI
Conducted Emissions Conforms to EN 61204-3 Class B, EN 55011 Class B
Radiated Emissions Conforms to EN 61204-3 Class B, EN 55011 Class B
EMS Conforms to EN 61204-3 high severity levels
Approved Standards
UL Listing: UL 508,ANSI/ISA 12.12.01
cUL: CSA C22.2 No107.1,
CSA C22.2 No213
UL UR: UL 60950-1 (Recognition) OVCII 3000 m) Pol2
cUR: CSA C22.2 No.60950-1 OVCII ( 3000 m) Pol2
EN: EN 50178 OVCIII ( 2000 m) OVCII (2000 m and3000) Pol2,
EN 60950-1 OVCII ( 3000 m) Pol2
ATEX: EN 60079-0, EN 60079-15 Cert. DEMKO 16 ATEX 1737X
240W: Ex II3G Ex nA IIC T3 Gc, 480W: Ex II3G Ex nA nC IIC T3 Gc
IECEx: IEC 60079-0, IEC60079-15 Cert. IECEx UL 16.0105X
240W: Ex nA IIC T3 Gc, 480W: Ex nA nC IIC T3 Gc
Conformed Standards
PELV (EN/IEC 60204-1) *12
EN/IEC 61558-2-16:2009+A1:2013 *12
Marine Standards *12
Lloyd’s register
DNV GL
SEMI Conforms to F47-0706 (200 to 240 VAC input)