Liebert 50 and 60 Hz, S3 user manual System, Physical Characteristics, AC Input, AC Output, Battery

6.0	SPECIFICATIONS
6.1	System
	Safety Agencies:	UL 1778 listed
		CSA 22.2, No. 107.1 certified
	Audible Noise:	57 dBA at one meter
	Transient/Surge Protection:	Per IEEE 587/ANSI C62.41 Categories A & B

6.2Physical Characteristics

Operating Environment:	0° to 40°C
	25° ±5°C for batteries
Relative Humidity:	0 to 95% relative humidity (non-condensing)
Altitude:	6600 feet (2,000 meters)

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6.3	AC Input
	Voltage Range:	170 to 264 VAC (See Table 1 - Site Planning Data)
	Voltage Configuration	Three phase input, Wye configuration with 3 phases, ground and neutral.
	and Connection:	Dual input if input and output voltages are not the same.
	Frequency Range:	45 Hz to 65 Hz
	Input Current THD:	25% - 30% THD maximum at full load
		3% THD option available
	Power Factor:	.95 Standard
		.99 with 3% THD Option

6.4	AC Output
	Voltage Regulation:	±1% for balanced loads
		±1.5% for 100% unbalanced loads
	Voltage Distortion:	Maximum 2% THD for linear loads at 208 VAC
		Maximum 3.5% THD for full non-linear loads at 208 VAC
	Transient Response:	±1% for 100% step load;
		recovery to within 1% in one cycle
	Frequency:	50 Hz or 60 Hz
	Frequency Slew Rate:	1 Hz/sec (user-selectable 0.1 to 3 Hz/sec)
	Frequency Sync Range:	±1 Hz (user-selectable ±0.1 Hz to 5 Hz)
	Load Crest Factor:	3:1
	Overload:	125% for 10 minutes, 150% for 10 seconds
	Unbalanced Load Capability:	Up to 100% of the individual phase rating

6.5	Battery
	Type:	Standard: Valve-regulated, lead acid
		Optional: Flame retardant, valve-regulated, lead-acid (rated for computer
		room operation)
	Recharge Rate:	10 times discharge duration to 95% when “turbo” mode is selected
	Battery Run-Time:	Varies with battery cabinet selection
	Battery Voltage:	Nominal: 240 VDC

66 Specifications