Meanwell Direct UK - Authorised distributor of Meanwell Power Supplies, PSU and Power ChargersMeanwell Direct UK - Authorised distributor of Meanwell Power Supplies, PSU and Power Chargers
Meanwell Direct UK - Authorised distributor of Meanwell Power Supplies, PSU and Power Chargers

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Standards

We make every effort to ensure the information provided is accurate however we can not be held responsible for errors. Specifications are subject to change without notice; please ensure you conduct testing to ensure the product is suitable for your intended application.

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Q-250 Series - 250W Quad Output AC-DC Enclosed Switching Power Su

Home > Products > 250W Quad Output AC-DC Enclosed Switching Power Su

Features

  • AC input range selected by switch
  • Protections:Short circuit/Over load/Over voltage
  • Forced air cooling by built-in DC fan
  • 100% full load burn-in test
  • Fixed switching frequency at 75KHz
  • Low cost
  • High reliability

Standards

CSUUS
Product Image - Q-250 Series - 250W Quad Output AC-DC Enclosed Switching Power Su

Specification

SETUP, RISE, HOLD TIME 800ms, 50ms, 20ms at full load
VOLTAGE RANGE 90 ~ 132VAC / 176 ~ 264VAC Selected by switch 248 ~ 370VDC
FREQUENCY RANGE 47 ~ 63Hz
AC CURRENT 6A/115VAC 3.5A/230VAC
INRUSH CURRENT (max.) COLD START 50A
LEAKAGE CURRENT <2mA / 240VAC
OVER LOAD 105 ~ 150% rated output power Protection type : Hiccup mode, recovers automatically after fault cond
OVER VOLTAGE Protection type : Hiccup mode, recovers automatically after fault condition is removed
WORKING TEMP. -10 ~ +60?C (Refer to output load derating curve)
WORKING HUMIDITY 20 ~ 90% RH non-condensing
STORAGE TEMP., HUMIDITY -20 ~ +85?C , 10 ~ 95% RH
TEMP. COEFFICIENT ?0.03%/?C (0 ~ 50?C)
VIBRATION 10 ~ 500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes
SAFETY STANDARDS UL60950 Approved
WITHSTAND VOLTAGE I/P-O/P:3KVAC 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
MTBF 219.5K hrs min. MIL-HDBK-217F (25?C)

Items

Q-250

Part No DC Voltage Rated Current Current Range Rated Power R & N (max) VOLTAGE ADJ. RANGE VOLTAGE TOLERANCE LINE REGULATION LOAD REGULATION EFFICIENCY (Typ.) OVP
Q-250B +5V 20A 2 ~ 20A 201W 80mVp-p 4.75 ~ 5.5V ±2.0% ±0.5% ±1.0% 73% 5.75 ~ 6.75V
+12V 7A 0.5 ~ 7A 201W 120mVp-p 4.75 ~ 5.5V +8, -10% ±1.0% ±6.0% 73% N/A
-12V 1A 0.5 ~ 1A 201W 120mVp-p 4.75 ~ 5.5V ±10% ±1.0% ±8.0% 73% N/A
-5V 1A 0 ~ 1A 201W 50mVp-p 4.75 ~ 5.5V ±6.0% ±1.0% ±2.0% 73% N/A
Q-250C +5V 20A 2 ~ 20A 195W 80mVp-p 4.75 ~ 5.5V ±2.0% ±0.5% ±1.0% 74% 5.75 ~ 6.75V
+15V 5A 0.5 ~ 5A 195W 150mVp-p 4.75 ~ 5.5V ±10% ±1.0% ±8.0% 74% N/A
-15V 1A 0.5 ~ 1A 195W 150mVp-p 4.75 ~ 5.5V ±10% ±1.0% ±10% 74% N/A
-5V 1A 0 ~ 1A 195W 50mVp-p 4.75 ~ 5.5V ±6.0% ±1.0% ±2.0% 74% N/A
Q-250D +5V 10A 2 ~ 15A 242W 80mVp-p 4.75 ~ 5.5V ±2.0% ±0.5% ±1.0% 78% 5.75 ~ 6.75V
+12V 5A 0.5 ~ 6A 242W 120mVp-p 4.75 ~ 5.5V +6, -10% ±1.0% ±5.0% 78% N/A
+24V 5A 0.5 ~ 5A 242W 240mVp-p 4.75 ~ 5.5V ±8.0% ±1.0% ±6.0% 78% N/A
-12V 1A 0 ~ 1A 242W 120mVp-p 4.75 ~ 5.5V ±6.0% ±1.0% ±2.0% 78% N/A
Q-250F +5V 10A 2 ~ 15A 245W 80mVp-p 4.75 ~ 5.5V ±2.0% ±0.5% ±1.0% 78% 5.75 ~ 6.75V
+15V 4A 0.5 ~ 5A 245W 150mVp-p 4.75 ~ 5.5V +6, -10% ±1.0% ±4.0% 78% N/A
+24V 5A 0.5 ~ 5A 245W 240mVp-p 4.75 ~ 5.5V ±8.0% ±1.0% ±6.0% 78% N/A
-15V 1A 0 ~ 1A 245W 150mVp-p 4.75 ~ 5.5V ±6.0% ±1.0% ±2.0% 78% N/A
Derating Curve Static Characteristics
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Meanwell Direct is an authorised UK distributor of Meanwell Power Supplies, PSU and Power Chargers one of the largest switching power supply manufacturers in the world.Meanwell Direct specialise in Meanwell power supplies and can offer a broad range of power supplies for a range of applications including medical, communications and control panel power supplies.Meanwell Direct can also provide cusatomised power supplies; designed to meet your specifications and requirements.

With our highly experienced professionals, Meanwell Direct offer a first class friendly service from point of contact through to completion of purchase and after sales service.