GW Instek PSW 40-54 40 Volt 54 Amp Programmable Multi-Range Switching DC Power Supply

SPECIFICATIONS

PSW 40-27

PSW 40-54

PSW 40-81

OUTPUT RATING

Voltage
Current
Power

0 ~ 40V
0 ~ 27A
360W

0 ~ 40V
0 ~ 54A
720W

0 ~ 40V
0 ~ 81A
1080W

REGULATION (CV)

Load
Line

25mV
23mV

25mV
23mV

25mV
23mV

REGULATION (CC)

Load
Line

32mA
32mA

59mA
59mA

86mA
86mA

RIPPLE & NOISE (Noise Bandwidth 20MHz; Ripple Bandwidth=1 MHz)

CV p-p
CV rms
CC rms

60mV
7mV
54mA

80mV
11 mV
108mA

100mV
14mV
162mA

PROGRAMMING ACCURACY

Voltage
Current

0.1%+10mV
0.1%+20mA

0.1%+10mV
0.1%+50mA

0.1%+10mV
0.1%+80mA

MEASUREMENT ACCURACY

Voltage
Current

0.1%+10mV
0.1%+20mA

0.1%+10mV
0.1%+50mA

0.1%+10mV
0.1%+80mA

RESPONSE TIME

Raise Time
Fall Time(Full Load)
Fall Time(No Load)
Load Transient Recover Time
(Load change from 50-100%)

50ms
50ms
500ms
1ms

50ms
50ms
500ms
1ms

50ms
50ms
500ms
1ms

PROGRAMMING RESOLUTION (By PC Remote Control Mode)

Voltage
Current

1mV
1mA

1mV
2mA

1mV
3mA

MEASUREMENT RESOLUTION (By PC Remote Control Mode)

Voltage
Current

1mV
1mA

1mV
2mA

1mV
3mA

SERIES AND PARALLEL CAPABILITY

Parallel Operation
Series Operation

Up to 3 units including the master unit
Up to 2 units including the master unit

PROTECTION FUNCTION

OVP
OCP
OHP

4 - 44V
2.7- 29.7A

4 - 44V
5 - 59.4A

4 - 44V
5 - 89.1A

Activated by elecated internal temperatures

FRONT PANEL DISPLAY ACCURACY, 4 digits

Voltage
Current

0.1%+20mV
0.1 %+30mA

0.1%+20mV
0.1 %+60mA

0.1%+20mV
0.1 %+80mA

ENVIRONMENT CONDITION

Operation Temp
Storage Temp
Operating Humidity
Storage Humidity

0^°C - 50^°C
-25^°C - 70^°C
20% - 85% RH; No condensation
90% RH or Less; No condensation

READ BACK TEMP COEFFICIENT

Voltage
Current

100ppm/t of rated output voltage : after a 30 minute warm-up
200ppm/t of rated output current : after a 30 minute warm-up

OTHER

Analog Control
Interface
Fan
POWER SOURCE

Yes
USB/LAN/GP1B-USB(Option)/RS232-USB(Option)
With thermal sensing control
85VAC-265VAC, 47-63Hz, single phase

DIMENSIONS & WEIGHT

71(W)x124(H) x350(D) mm ; Approx. 3kg

142(W)x124(H) x350(D) mm ; Approx. 5.3kg

214(W)x124(H) x350(D) mm ; Approx. 7.5kg