Bio-rad PowerPac™ Basic Power Supply User Manual download pdf (Page 16)

Appendix A

Specifications and Ordering Information

Input Power

nominal 100–120/220–240 VAC, 50 or 60 Hz

actual 90–132 or 198–264 VAC, 50 or 60 Hz

Fuses 2.5 A, 250 VAC, 5mm x 20mm, Type T

Input Power Cord 3-wire; grounded

Output (Programmable)

Voltage 10 V to 300 V, fully adjustable in 1 V steps

Voltage Accuracy ± 2% of reading or 3 volts, whichever is more

Current 4 mA to 400 mA, fully adjustable in 1 mA steps

Current Accuracy ± 2% of reading or 3 mA, whichever is more

Power (maximum) 75 W

Terminals 4-pair recessed banana jacks, floating in parallel

Timer Control 001 to 999 minutes, fully adjustable

Ripple < 1% @ 300 V and 70 W

Line Regulation < 1% @ 300 V and 70 W, 90–132 or

198–264VAC

Load Regulation <1% @ 300 V for a 50% change in output load

Drift < 1% @ after 15 min warmup at 300 V and 70 W

Noise 55 dBA at 1 meter

Readout Stability

Volts ±1 V

Current ± 1 mA

Safety Features

No load detection Indicated by error message on display

Sudden load change detection Indicated by error message on display

Overload/short circuit protection Automatic power limit

Input line protection Fuse on both hot and neutral

Auto power up after power failure User-selectable, setup values maintained

Safety Compliance EN-61010

EMI Conforms to CE standards for Emissions and

Immunity class A, tested only at 230V. See

Declaration of Conformity for details. TUV EMC

certification

Display Functions 3-digit LED displays voltage, current, or time

Function Modes Constant voltage, constant current, timer, pause

User-selectable automatic power-up after power

failure

Environmental

Operating Temperature 0–40°C

Humidity 0–95%, in the absence of condensation

Dimensions 25 cm (L) x 21 cm (W) x 8.5 cm (H)

Unit is stackable

Weight 1.1 kg

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Bio-rad PowerPac™ Basic Power Supply User Manual Page 16

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