SKPS-280 Page No. [1] [2] Current PageNo. 1
Features:
AC input range selected by switch.
Protections:Short circuit/Over load/Over voltage.
Forced air cooling by built-in DC ball bearing fan.
Built-in constant current limiting circuit.
Built-in colling Fan ON-OFF control.
Built-parallel function.
Built-in active current sharing.
LED indicator for power on.
Fixed switching frequency at 25KHz.
2 years warranty.
SPECIFICATION
MODEL SKPS-280-13.5 SKPS-280-27
OUTPUT DC VOLTAGE 13.5V 27V
RATED CURRENT 20A 10A
CURRENT RANGE 0 ~ 20A 0 ~ 10A
RATED POWER 270W 270W
RIPPLE & NOISE (max.) Note.2 150mVp-p 150mVp-p
VOLTAGE ADJ. RANGE 12 ~ 15V 24 ~ 30V
VOLTAGE TOLERANCE Note.3 ¡À1.0% ¡À1.0%
LINE REGULATION ¡À0.5% ¡À0.5%
LOAD REGULATION ¡À0.5% ¡À0.5%
SETUP, RISE, HOLD TIME 200ms, 50ms, 10ms
INPUT VOLTAGE RANGE 90 ~ 132VAC / 180 ~ 264VAC By switching 254 ~ 370VDC
FREQUENCY RANGE 47 ~ 63Hz
EFFICIENCY (Typ.) 80% 82%
AC CURRENT 5.5A/115VAC 3A/230VAC
INRUSH CURRENT (max.) 25A/115VAC 50A/230VACCOLD START 35A
LEAKAGE CURRENT <1mA / 240VAC
PROTECTION OVERLOAD 105 ~ 135% rated output power (150 ~ 200% rated output power for S-100-7.5 only)
Protection type : Fold back current limiting, recovers automatically after fault condition is removed.
OVER VOLTAGE 15.53 ~ 18.23V 31.05 ~ 36.45V
Protection type : Constant voltage limiting, recovers automatically after fault condition is removed.
FUNCTION FAN CONTROL O.T.P. RTH3 60 FAN ON, 50 FAN OFF, 90 output shutdown
ENVIRONMENT WORKING TEMP.,HUMIDITY -10 ~ +60¡æ (Refer to output load derating curve), 20 ~ 90% RH
STORAGE TEMP., HUMIDITY -20 ~ +85¡æ, 10 ~ 95% RH
TEMP. COEFFICIENT ¡À0.03%/¡æ (0 ~ 50¡æ)
VIBRATION 10 ~ 500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes
SAFETY & EMC SAFETY STANDARDS UL1012 Approved
EMI CONDUCTION & RADIATION Design refer to FCC Part15 J Conduction Class B
WITHSTAND VOLTAGE I/P-O/P:1.5KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC
ISOLATION RESISTANCE I/P-O/P, I/P-FG, O/P-FG:100M Ohms/500VDC
OTHERS MTBF 209.4K hrs min. MIL-HDBK-217F (25¡æ)
DIMENSION 150*140*86mm (L*W*H)
PACKING 1.43Kgs/pcs, 8pcs/11.44Kgs/0.97CUFT
NOTE 1. All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25 of ambient temperature.
2. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.
3. Tolerance : includes set up tolerance, line regulation and load regulation.