POWER GUARD 3KVA PS ONLINE UPS (Standard Backup)

Features :

• High frequency and dual conversion on-line technology .
• Wide input voltage range .
• Advanced PFC technology.
• True sine wave output with less than 3% THD.
• Self-diagnosis at UPS startup .
• Advanced battery management(ABM).
• Cold start feature(DC power on ).
• Automatically charging batteries in UPS off mode.
• Lightning and surge protections (surge energy rating 1050 Joules).
• Short circuit and overload protections .
• Fan speed automatically changes as load varies .
• Optional external battery pack .
• EMI/RFI noise filter .
• RS232.
• Shutdown & restart schedule.

SPECIFICATION :

INPUT : 

• Nominal Voltage 200/208/220/230/240VAC
• Input Voltage Range 110-280 VAC (Based on Load at 50%)
• Frequency Range 46Hz-54Hz / 56Hz-64Hz
• Phase : Single phase with ground
• Power Factor : R0.99 @ nominal voltage (100% load)

OUTPUT :

• Output Voltage : 200/208/220/230/240VAC
• Voltage Regulation ±1%
• Frequency Range (Synchronized Range) 46 ~ 54 Hz or 56 ~ 64 Hz
• Frequency Range (Batt. Mode) 50 Hz or 60 Hz ±0.1%
• Current Crest Ratio : 3:01

TRANSFER TIME : 

Line mode to Battery mode : Zero

Inverter to Bypass : 2~4 ms (Typical)

Waveform (Batt. Mode) : Pure Sine Wave

EFFICIENCY : 

To AC Mode 87%

To Battery Mode 83%

BATTERY :

Battery Type 12 V / 8.2Ah

Numbers : 6

Typical Recharge Time : 6 hours recover to 90% capacity

Charging Current (max.) : 1.0A

DC Voltage : 72 VDC

INDICATORS :

LED Panel :  UPS status, Load level, Battery level, Input/Output voltage, and Fault conditions

ALARM :

Battery Mode : Sounding every 4 seconds

Low Battery : Sounding every second

Overload : Sounding twice every second

Fault : Continuously sounding

OPERATING ENVIRONMENT :