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Offline UPS (Uninterrupted Power Supply) WK,China Offline UPS (Uninterrupted Power Supply) WK
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Offline UPS (Uninterrupted Power Supply) WK

Offline UPS (Uninterrupted Power Supply) WK



Offline UPS (Uninterrupted Power Supply) WK

Applicationsof Offline UPS (Uninterrupted Power Supply):
Offline UPS WK is especially designed as the electric power supply of themonitoring equipments in various places.

Features ofOffline UPS (Uninterrupted Power Supply):
1. Modular type offline UPS:
our small size uninterrupted power supply is convenient for install andmaintenance;
2. High input voltage and low input voltage protection:
so the electric power supply product can work normally under the voltage rangeof 165-275V;
3. It can work normally even under frequency drift conditions;
4. Good load bearing ability:
this offline UPS adopted high quality power devices to enhance its load bearingability.
5. Good electromagnetic compatibility;
6. Shorter charge time and longer battery life:
our uninterrupted power supply adopted high power high frequency charger andadvanced charge method;
7. Variety of protections: protection for low voltage of batteries, overloadprotection, output short circuit protection,
anti-surge interference and lightning proof protections;
8. Unattended operation;

Parameters ofOffline UPS (Uninterrupted Power Supply):

Model

Offline UPS WK

Performance Parameters of Offline UPS

Input

Voltage

165 - 275Vac

Frequency

50Hz15%

Max. input current

3A

Output

Voltage

DC5.5V

DC12V

AC24V

AC24V

Max. output current

5A

5A

5A

5A

Battery

Built-in batteries

17AH/12VDC (2 batteries)

Charge duration

12 hours (90%)

Protections

Low voltage of batteries

Alarming and auto power off;
Auto power on after commercial power recovery

Overload/short circuit

Stop output

Commercial power surge

Surge Absorbing

Lightning

Pressure sensitive and fuse

Switching time

8ms

Working state & Warnings

Commercial power state

Under this sate when the indicator light is on

Charge state

Under this sate when the indicator light is on

Inverting state

Under this sate when the indicator light is flickering

Voice warning

Alarming every 4 seconds under inverting state; long time alarming until power off while the battery is under voltage.

Others

Applicable environment

Indoor and outdoor

Ambient temp.

-5oC - 50oC

Noise

<=50db

Insulating strength

EN50081-1/EN20081-2

EMC

EN50155/EN50121.3.2

Installation

Fixed on the ground

Net weight

21KG

Gross weight

22KG

Offline UPS size

446 200 200 (LWH)

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