Doc. No. ES300 Rev.E 18-9-15

ES 300 Series

3 0 0 W A T T S P R O G R A M M A B L E D C S U P P L Y

FEATURES

• 300W Laboratory Supply

• 0 to 30Vdc and 0 - 10A

• Very Low Output Ripple

• EMC surpasses CE requirements

• Low emissions & high immunity

• High programming speed

• Excellent dynamic response to load changes

• Protected against all overload and short circuit conditions

• Designed for a long life at full power

• Master/Slave parallel

• Series operation with voltage and current sharing

• Voltage and current control with 10 turn potentiometers

• 19' rack mounting or laboratory use (feet included)

• Remote sensing

SPECIFICATIONS

INPUT

Input voltages

90 - 265Vac

Fuse 5 A T

Input Frequency

48 - 62Hz

Power Factor

Better than 0.97

Inrush Current

Limited with NTC resistor of 16 ohms cold

resistance

OUTPUT

Output Voltage

0 to 30Vdc

Output Current

0 to 10A

Digital Meters

0 - 30.0V / 0 - 10.00A, 0.5% + 2 dig

Monitor Voltage

0 - 5V, offset 0 to +7mV, full scale error +/-0.2%

Monitor Current

0 - 5V, offset -5 to 0mV, full scale error+/-0.5%

Reference Voltage

5.165V +/-31mV, TC12ppm typ, 30ppm max

CC status output

+5V (or 5mA) when in CC mode

Limits

Voltage adjust range: 0 - 102%

Current adjust range: 0 - 102%

Voltage Regulation

Load 0 - 100%, 10mV

Line 100-260Vac 1mV

Current Regulation

Load 0 - 100%, 4mA

Line 200-26VAC, 1mA

Ripple & Noise

CV: 5mV rms, 15mV p-p

CC: 6mA rms, 15mA p-p

Output Impedance

Less than 0.3ohm up to 100kHz(I out > 0.5A)

Recovery Time

50 µs (after 50-100% load step)

Hold up time

18 ms full load, 50 ms half load

Remote Sensing

Is not provided

Over voltage limit

Fixed at 34V (int. adjust, 6-34V)

Thermal protection

Shuts down output in case of insufficient cooling

MECHANICAL

Dimensions

52 x 224 x 333mm

Weight

3.1kg

Degree of Protection

Enclosure IP20

PROGRAMMING

V and I control

10-turn potmeters, res 0.03%

Programming Inputs

Voltage: 0-5V, offset -3 to +10mV

Full scale error +/-0.2%

Current: 0-5V, offset 0 to +20mV

Full scale error +/-0.5%

Input impedance 1Mohm

Prog. response time

Up to 0-30V, 1ms Down 30-5V 2ms

with load 3 Ohm

OPTIONAL FEATURES

Software Control

and Interfaces

P179 - Ethernet controller (incl sequencer)

P180 - RS232 controller

P281 - PROFIBUS contoller

P282 - CANBUS controller

External programming

interface modules

IEEE488 controller module

ISO AMP module

OPERATING

Efficiency

> 86%

Remote ShutDown

+5V (3.5 - 12V) or relay contact, response time

3ms

Series Operation

Normal and Master/Slave series operation is

possible.

For fast and easy operation the M/S Series

Adapter is recommended

Parallel Operation

No limitations. Normal and Master/Slave

parallel

operation is possible

Insulation

Input to Output: 4.0KVAC (1 min)

Input to Case: 2.5KVAC (1 min)

Output to Case: 600VDC

MTBF

500,000 hrs

Operating Temperature

-20°C to +50°C

Storage Temperature

-40°C to +85°C

STANDARDS

Safety

EN60950 / EN61010

Current adjust range: 0 - 102%

EMC

EN61204-3 Power Supply Standard

EN61000-6-3 (EN55022B) Generic Emission

EN61000-6-2 Generic Immunity