PSIM280B SERIES
280 Watts
AC/DC Open Frame Medical Power Supply
Single Output
Rev D
Open Frame (“O” Suffix)
Enclosed Frame (“E” Suffix)
U-Chassis Frame (“U” Suffix)
Size: 5 x 3 x 1.18in (127 x 76.2 x 30mm)
Size: 5 x 3.28 x 1.56in (127 x 83.2 x 39.5mm)
Size: 5 x 3.28 x 1.5in (127 x 83.2 x 38mm)
OPTIONS
FEATURES
• Both ITE and Medical Approvals
• High Power Density, 280W in 5” x 3” Footprint
• Medical Applications Protection: Means of Patient • RoHS Compliant
Protection (MOPP)
• Package Type
-Open Frame
-Enclosed Case
-U-Chassis
• Main Output and Standby Output Power ON LED Indicators
• Remote Control (Inhibit) Function
• Wide Input Range of 90-264VAC
• Altitude During Operation: ITE up to 5000m,
Medical below 3000M
• Short Circuit, Over Load, and Over Voltage
Protection
• UL60601-1 3.1 Edition, UL/c-UL UL60950-1, and UL/c-UL
UL62368-1, EN60601-1 3.1 edition, TUV EN60950-1, TUV
EN62368-1, IEC EN60601-1 3.1 Edition, CB IEC 60950-1,
and CB IEC 62368-1 Safety Approvals
DESCRIPTION
The PSIM280B series of medical power supplies offers 280 watts of output power in a highly reliable open frame, enclosed, or u-chassis
package. This series consists of single outputs, an input voltage range of 90-264VAC, and a frequency of 47-63Hz. All models are RoHS
compliant, have high efficiency above 91%, and are equipped with remote control (inhibit) function. This series has UL60601-1 3.1 Edition,
UL/c-UL UL60950-1, and UL/c-UL UL62368-1, EN60601-1 3.1 edition, TUV EN60950-1, TUV EN62368-1, IEC EN60601-1 3.1 Edition, CB IEC
60950-1, and CB IEC 62368-1 safety approvals.
MODEL SELECTION TABLE
Open Frame Models
Input
Voltage
Range
Maximum Load (V1) Ripple &
Output
Standby
18CFM
Forced Air
Output
Voltage
Fan Output Convection
Model Number(1)
Noise Regulation Supply
Efficiency
>91%
18 CFM
Forced Air
(V3)(2)
Total Power
Convection
(V1)(5)
150mV
240mV
280mV
300mV
300mV
400mV
(V1)
±3%
±3%
±2%
±2%
±2%
±2%
(V2)
Total Power(3)
12V
24V
28V
36V
48V
54V
17.5A
8.75A
7.5A
23.33A
11.66A
10A
5V/0.5A 12V/0.3A
5V/0.5A 12V/0.3A
5V/0.5A 12V/0.3A
5V/0.5A 12V/0.3A
5V/0.5A 12V/0.3A
5V/0.5A 12V/0.3A
210W
210W
210W
210W
210W
210W
280W
280W
280W
280W
280W
280W
PSIM280B-1Y120ZO
PSIM280B-1Y240ZO
PSIM280B-1Y280ZO
PSIM280B-1Y360ZO
PSIM280B-1Y480ZO
PSIM280B-1Y540ZO
90-
264VAC
5.83A
4.375A
3.88A
7.77A
5.83A
5.18A
MODEL SELECTION TABLE
Enclosed & U-Chassis Frame Models
Input
Voltage
Range
Maximum Load (V1) Ripple &
Output
Standby
18CFM
Forced Air
Output
Voltage
Fan Output Convection
Model Number(1)
Noise Regulation Supply
Efficiency
>91%
18 CFM
Forced Air
(V3)(2)
Total Power
Convection
(V1)(5)
150mV
240mV
280mV
300mV
300mV
400mV
(V1)
±3%
±3%
±2%
±2%
±2%
±2%
(V2)
Total Power(4)
12V
24V
28V
36V
48V
54V
16.66A
8.33A
7.14A
5.55A
4.16A
3.7A
23.33A
11.66A
10A
5V/0.5A 12V/0.3A
5V/0.5A 12V/0.3A
5V/0.5A 12V/0.3A
5V/0.5A 12V/0.3A
5V/0.5A 12V/0.3A
5V/0.5A 12V/0.3A
200W
200W
200W
200W
200W
200W
280W
280W
280W
280W
280W
280W
PSIM280B-1Y120Zx
PSIM280B-1Y240Zx
PSIM280B-1Y280Zx
PSIM280B-1Y360Zx
PSIM280B-1Y480Zx
PSIM280B-1Y540Zx
90-
264VAC
7.77A
5.83A
5.18A
Wall Industries, Inc. • Tel: 603-778-2300 • Toll Free: 888-597-9255 •
website: www.wallindustries.com • e-mail: sales@wallindustries.com
12/22/2020
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