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PM250

187-250 W A TTS DC/DC SINGLE

Features

•

Overvoltage protection, (OVP).

•

Over/under voltage alarm output via relay.

•

Extra output via series diode.

•

Output voltage adjustable from front panel.

•

Meets IP20 as standard.

•

Operating temperature -25 to +55

•

Low ripple and noise.

Specifications

INPUT

Voltage

12V, 24V, 48V, 110V, 220V

Isolation

Input - Output: 2.5kVac / 4kVdc

Input – Case: 2.5kVac / 4kVdc

Output– Case: 2.5kVac / 4kVdc

Input – Alarm: 2.5kVac / 4kVdc

Output – Alarm: 2.5kVac / 4kVdc

Case – Alarm: 2.5kVac / 4kVdc

OUTPUT

Voltage

See table.

Current

See table.

Source regulation

0.1%.

Load regulation

0.3%.

Output ripple (60kHz)

30mV p-p

Voltage adjustment

95% - 110%.

Current limit protection

105%.

Overvoltage protection

115%.

Over/under voltage alarm

90%-115% of nominal output.

Remote sense

No.

Soft start

Yes.

Start-up time

<1s

Hold-up time

2-25ms

Efficiency

>80%

ENVIRONMENTAL

Operating temperature

-25°C to 55°C (100% load). -25°C to +70°C (with

derating), contact Powerbox for details.

Temperature coefficient

0.02%.

Storage temperature

-40°C to 85°C.

GENERAL

Cooling

Convectional cooling.

Optional Features

-Conformally coating, option I. For environment

with high non-condensing humidity max 98% RH.

-EN/IEC61000-4-5 level 4.

External varistor + surge arrestor mounted from

pole to ground. With this filter the input meets

Level 4 of EN/IEC61000-4-5 (+/-2kV line to line,

4kV line to ground)

-Train input, option T.

Input voltage range according to train

Standard EN50155 and IEC 60751.

Mounting brackets

Please consult Powerbox for mounting options

STANDARDS

Safety standards

IEC 60950, EN/IEC 61204-3

C-tick

AS/NZS CISPR11 Group 1, Class A

EMC standards

EN/IEC 61000-6-2

EN/IEC 61000-4-2

EN/IEC 61000-4-3

EN/IEC 61000-4-4

EN/IEC 61000-4-5

EN/IEC 61000-4-6

EMI standards

EN/IEC 61000-6-3, EN55011/EN55022

(0.15-30mHz) Level B (30-1000mHz) Level A