PB251-24CM-H datasheet, PDF - EEWORLD Datasheet

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PB251-24CM-H: Description220-330 WATTS DC UPS; File Size1MB，2 Pages; ManufacturerPowerbox; Websitehttps://www.powerbox.com

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PB251-24CM-H Overview

220-330 WATTS DC UPS

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SECURITY

PB251 Series

2 2 0 - 3 3 0 W AT T S D C U P S

Features

•

Ultra-low noise output

Independent battery charging output

DC output OK & battery OK alarms & LEDs

Battery-LVD and alarm

Over-temperature protection

Battery fuse fail LED

Specifications

INPUT

Voltage:

Line regulation:

Current:

Inrush current:

Frequency:

190 to 264 vac, or 190 to 400VDC

0.2%typical

1.4A maximum

10A maximum

45 to 65 Hz

STANDARDS & APPROVALS

Safety

EMC

Complies with AS/NZS 60950, class 1,

NSW Office of Fair Trading Approval N20602

Emissions comply with AS/NZS CISPR11,

Group 1, Class B. Complies with ACA EMC

Scheme, Safety & EMC Regulatory Compliance

Marked

4242VDC for 1 minute

2121VDC for 1 minute

707VDC for 1 minute

Indicated by voltage-free changeover relay

contacts &

ON=PSU OK

10.2 to 12.6V for 12V battery, adjustable 20.4

to 25.2V for 24V battery, adjustable Indicated

by voltage-free changeover relay contacts &

green LED: ON=BATT OK

9.6 to 12V for 12V battery, adjustable

19.2 to 24V2 for 4V battery, adjustable

Auto-resetting electronic circuit breaker

Internal battery fuse

0.2 to. 0.25V typical

OUTPUT

Voltage

Current

Load regulation

Current limit type - load cct

Current limit type - batt. cct

Short circuit protection

Over-voltage protection

Ripple & noise

100 MHz bandwidth

See table

0.5%typical

Constant current

Indefi nite, auto-resetting

17.5 to 20V latching (13.8Vdc output)

31.5 to 39V latching (27.6Vdc output)

28mVp-p (13.8Vdc output)

55mVp-p (27.6Vdc output)

0 to 70oC ambient with derating, 5...90%

relative humidity

(non-condensing)

Automatic & auto-resetting

Natural convection

80% minimum

Isolation i/p-o/p

i/p-ground

o/p-ground

Converter ON/OK alarm

green LED

Battery low (& fuse) alarm

ALARMS & BATTERY FUNCTIONS

Low voltage disconnect

Charger over-load protection

Reverse polarity protection

Battery to load voltage drop

ENVIRONMENTAL

Operating temperature

MECHANICAL

Case size

Case size with heatsink

Rack size

Weight

Weight with heatsink

Weight (rack mounted version)

264 L x 172 W x 67 H mm

264 L x 186 W x 67 H mm

232 D x 19” W x 2RU H

1.9 kg

2.1 kg

5.5 kg

Over-temperature protection

Cooling requirement

Efficiency

Selection Table

MODEL

NUMBER

PB251-12CM

PB251-12CM-H

PB251-24CM

PB251-24CM-H

PB251-12RML

PB251-12B

PB251-24RML

322

VDC

13.8V

27.6V

13.8V

27.6V

OUTPUT

LOAD

16A

20A

11A

12A

20A

12A

BATT

OUTPUT

POWER

220W

275W

300W

330W

275W

330W

Note: Non standard battery

charging current available on

request. ie PB251-12CM-H-10 for

10A.

PB251-24CM-H Related Products

	PB251-24CM-H	PB251-12CM-H	PB251	PB251-12B	PB251-24CM	PB251-12RML	PB251-24RML	PB251-12CM
Description	220-330 WATTS DC UPS	220-330 WATTS DC UPS	220-330 WATTS DC UPS	220-330 WATTS DC UPS	220-330 WATTS DC UPS	220-330 WATTS DC UPS	220-330 WATTS DC UPS	220-330 WATTS DC UPS

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