מערכת אספקת כוח DC ניידת (דו-ערוצית)

Item

Technical Requirements

Unit

Remarks

Input Voltage Range

380±10%

Vac

AC Input: 3-Phase, 4-Wire System

Input Frequency

50 Hz±10%

Hz

Maximum Input Current

≤245

A

(Full Load)

Input Startup Delay

3-10

S

Overall Efficiency

≥90

%

Input Voltage: 380 VAC (Full Load)

Power Factor (PF)

≥0.9

/

Input Voltage: 380 VAC (Full Load)

Output Power

60kW

12kW

W

Output Voltage

270

28

V

Dual Output

Output Current

220

428

A

Voltage Regulation Accuracy

≤±1%

%

Load Regulation

≤±0.3%

%

Line Regulation

≤±0.5%

%

Voltage Ripple & Noise

≤350

mV

@ 20 MHz Bandwidth

Output Hold-up Time

50

mS

Input Overvoltage Protection

≥430Vac

V

Input Undervoltage Protection

< 325 Vac

V

Output Short-Circuit Protection

Features short-circuit protection; automatically recovers once the short circuit is removed.

/

Output Overcurrent Protection

Yes

/

Output Overvoltage Protection

Yes

/

Over-temperature Protection

Yes

/

Internal Chassis Ambient Temperature

Operating Temperature

-20_+50

℃

Storage Temperature

-25_+70

℃

Withstand Voltage Test

2.5 kVAC, 10 mA, 60 s — No arcing observed

/

Input-Output and Chassis

500 VDC, 10 mA, 60 s — No arcing observed

/

Output-Chassis

Insulation Resistance

Insulation resistance: > 100 MΩ (at 500 VDC)

/

Input-Output and Chassis

Isolation Method

Isolation

/

Input-Output

Cooling Method

Forced air cooling

/

Communication

485

Unit Weight

≤250

kg

Dimensions (L×W×H)(mm)

1600（L）*900（W）* 1200（H）

mm