www.chinfa.com

WRA960 SERIES

sales@chinfa.com

DERATING

o

Temperature [ C ]

0

100

71

-25

65

61

o

All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed

SPECIFICATION

CE

UL / cUL

TUV

UL508 Listed, UL60950-1 Recognized

EN60950-1

EN61000-6-3, EN55022 class B

EN61000-3-2, EN61000-3-3

EN61000-6-2, EN55024

APPROVALS AND STANDARDS

PHYSICAL CHARACTERISTICS

125.9 x 275.8 x 118.2 mm (4.96 x 10.86 x 4.65 inches)

CASE SIZE

SCREW TERMINAL TYPE

3.2kg

WEIGHT

CIRCUIT SCHEMATIC

Block diagram for WRA960 series

Fuse2

Vo -

Vo +

L1

L3

Fuse1

PWM

Controller

Switching

Device

Rectifier

Current

Detection

Reference &

Error Amp.

Y

Vout ADJ.

P.F.C

Circuit

Parallel

Controller

Filter

DC LOW

DC ON

RDY

Parallel

L2

Fuse3

Filter

X

Bridge

Rectifier

X

X

Output

Level

Detection

Filter

Bias

Power

2008.08.13

EN61204-3