TECHNICAL DATASHEET

PJ Open Frame Power Supply

24V 50W 1 Phase / PJ-24V50W

All parameters are specified at 25°C ambient unless otherwise noted.

www.DeltaPSU.com (May 2013, Rev. 01)

3

Environment

Surrounding Air Temperature

Operating

-10°C to +70°C

Storage

-25°C to +75°C

Power De-rating

Mounting Orientation A

> 50°C de-rate power by 2.5% / °C

< 90Vac de-rate power by 2% / V

Operating Humidity

20-90% RH (Non-Condensing)

Operating Altitude

3,000 Meters

Shock Test (Non-Operating)

IEC60068-2-27, 196.1m/S² (20G),11ms, once along X,

Y, and Z axis

Vibration (Operating)

IEC60068-2-6, 10Hz to 55Hz @ 19.6m/S² (2G); 3 min

period, 60 min per axis for all X, Y, Z direction

Protections

Overvoltage

27.6-33.6V, Latch Mode

Overload / Overcurrent

> 105% of rated load current, Hicc-up Mode,

Non-Latching (Auto-Recovery)

Over Temperature

Latch Mode

Short Circuit

Hicc-up Mode, Non-Latching

(Auto-Recovery when the fault is removed)

Protection Against Shock

Class I with PE* connection

*PE: Primary Earth

Reliability Data

MTBF

> 200,000 hrs. as per JEITA RCR-9102B

Expected Cap Life Time

10 years (115Vac, 50% load @ 40°C)

Safety Standards / Directives

Electrical Safety

TUV Bauart to EN60950-1, UL/cUL recognized to

UL60950-1 and CSA C22.2 No. 60950-1, CB scheme to

IEC60950-1

ITE

IEC60950-1

CE

In conformance with EMC Directive 2004/108/EC and

Low Voltage Directive 2006/95/EC

Material and Parts

RoHS Directive 2011/65/EU Compliant

Galvanic Isolation

Input to Output

3.0KVac

Input to Ground

2.0KVac

Output to Ground

0.5KVac