| KOSS Uninterruptible Power Supply S-100EL |  | 
		
			| CAPACITY | 800VA | 
		
			| INPUT |  | 
		
			| Phase | Single Phase, 2 Wires + Earth | 
		
			| Voltage Range | 162-290 VAC | 
		
			| Frequency Range | 50 Hz ± 1Hz | 
		
			| OUTPUT |  | 
		
			| Voltage | 230 VAC ± 3% | 
		
			| Connection | 1 x Universal Socket + 2 British Sockets | 
		
			| Frequency Range (Batt. Mode) | 50/60 Hz ± 1% (Auto-sense) | 
		
			| Transfer Time | Typical 2-6 ms | 
		
			| Waveform | Mains Mode: Pure Sine Wave; Battery Mode: Simulated Sine Wave | 
		
			| BATTERY |  | 
		
			| Battery Voltage | 12V 7Ah×1 | 
		
			| Typical Recharge Time | 4-6 hours recover to 90% capacity | 
		
			| Backup Time | 15 - 30 Minutes (Depends On Load) | 
		
			| Indicators Display | LED | 
		
			| ALARM |  | 
		
			| Battery Mode | Green Light (Flash) - Sounding Every 10 Seconds | 
		
			| AC Mode | Green Light (Constant) - No Sound | 
		
			| Overload | Green Light (Constant) - Sounding Every 0.5 Second and Auto Turn Off | 
		
			| Fault Mode | Green Light (Constant) - Constantly Sounding | 
		
			| PHYSICAL |  | 
		
			| Dimension. D×W×H(mm) | 133×349×165 | 
		
			| Net Weight (kgs) | 4.2 | 
		
			| ENVIRONMENT |  | 
		
			| Humidity | 0-90% RH @ 0-40°C (non-condensing) | 
		
			| Noise Level | Less than 40dB | 
		
			| PROTECTION | Overload, Discharged & Overcharge, Surge & Lightning Protection | 
		
			| High Voltage Protection | Yes | 
		
			| Circuit Breaker | Short Circuit / Over Voltage | 
		
			| Phone/Fax/Modern Line | RJ 11 (Optional) |