Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833

603-778-2300 www.wallindustries.com Fax 603-778-9797

PSSP500 Series

Single Output

Up to 486 Watts

Built-In Active PFC Function

AC/DC Switching Power Supply

FEATURES

● 3 Year Warranty

● Fixed Switching Frequency

● 100% Full Load Burn-In Tested

● Universal AC Input / Full Range

● Built-In Remote Sense Function

● Built-In Remote ON/OFF Control

● Built-In Cooling Fan ON/OFF Control

● Forced Air Cooling by Built-In DC Fan

● Built-In Active PFC Function, PF > 0.95

● Short Circuit, Overload, Over Voltage, and Over Temperature Protected

SPECIFICATIONS: PSSP500 Series

All specifications are based on 25

We reserve the right to change specifications based on technological advances.

INPUT SPECIFICATIONS

Input Voltage Range (See Note 5)

88 ~ 264VAC (124 ~ 370VDC)

Input Frequency

47 to 63Hz

AC Current (typical)

7A @ 115VAC

3.5A @ 230VAC

Inrush Current (typical)

18A @ 115VAC

36A @ 230VAC

Leakage Current

< 3.5mA @ 240VAC

Power Factor (typical)

PF > 0.95 @ 230VAC

PF > 0.95 @ 115VAC and full load

Remote ON/OFF Control

RC+/RC-: Short = power on; Open = power off

OUTPUT SPECIFICATIONS

Output Voltage

See Table

Output Power

See Table

Voltage Tolerance (See Note 3)

1.0%

Voltage Adjustment Range

See Table

Line Regulation

0.5%

Load Regulation

0.5%

Output Current

See Table

Ripple & Noise (max) (See Note 2)

12V - 15V outputs: 240mVp-p; 27V output: 200mVp-p; 48V output: 300mVp-p

Setup, Rise Time

1500ms, 50ms @ full load

Hold Up Time (typical)

24ms @ full load

Temperature Coefficient

±0.03%/°C (0 ~ 50°C)

PROTECTION

Overload Protection

105 ~ 135% rated output power

Protection Type: Foldback current limiting; recovers automatically after fault condition is removed

Over Voltage Protection

See Table

Protection Type: Hiccup mode; recovers automatically after fault condition is removed

Fan Control, Over Temperature Protection

RTH1 or RTH2 ≥ 50°C FAN ON, ≤ 45°C FAN OFF, ≥ 70°C output shutdown

GENERAL SPECIFICATIONS

Switching Frequency

110KHz

Efficiency (typical)

See Table

Withstand Voltage

3000VAC (Input to Output), 1500VAC (Input to FG), 500VAC (Output to FG)

Isolation Resistance

100MΩ/500DC (Input to Output, Input to FG, and Output to FG)

ENVIRONMENTAL SPECIFICATIONS

Working Temperature

-10°C to +50°C (refer to output load derating curve)

Storage Temperature

-20°C to +85°C

Working Humidity

20 ~ 90% RH non-condensing

Storage Humidity

10 ~ 95% RH

Vibration

10 ~ 500Hz, 2G 10min./1 cycle, period for 60min each along X, Y, Z axes.

Cooling

Forced air cooling by built-in DC fan

MTBF

133,400 hours min. @ 25°C (MIL-HDBK-217F)

PHYSICAL SPECIFICATIONS

Weight

1900 grams

Dimensions

170(L) x 120(W) x 93(H) mm

Warranty

3 years

SAFETY & EMC

Safety Standards

UL60950-1, TUV EN60950-1 approved

EMI Conduction & Radiation

Compliance to EN55022 (CISPR22) Class B

Harmonic Current

Compliance to EN61000-3-2,-3

EMS Immunity

Compliance to EN61000-4-2,3,4,5,6,8,11; ENV50204, light industry level, criteria A