SKE SMART KEY ENERGY SK600
SKE 600VA/360W UPS Battery Backup and Surge Protector Instruction Manual
Model: SK600
1. Introduction
This manual provides essential instructions for the safe and efficient operation of your SKE 600VA/360W Uninterruptible Power Supply (UPS). This device is designed to protect your electronic equipment from power outages, surges, and voltage fluctuations, ensuring continuous operation and data integrity. Please read this manual thoroughly before installation and use.

Image: Diagram illustrating how the UPS resolves common electricity-related frustrations such as unexpected power failures and voltage instability.
2. Important Safety Instructions
Please adhere to these safety guidelines to prevent injury or damage to the UPS and connected equipment:
- Do not open the UPS casing. There are no user-serviceable parts inside. Refer servicing to qualified personnel.
- Do not connect appliances that could overload the UPS, such as hair dryers or vacuum cleaners.
- Ensure the UPS is connected to a grounded outlet.
- Avoid placing the UPS near water or in excessively humid environments.
- Position the UPS in a well-ventilated area, away from direct sunlight or heat sources.
- In case of fire, use a dry chemical extinguisher. Water can be hazardous.
3. Product Overview
The SKE 600VA/360W UPS provides reliable power protection for your desktop computers, workstations, networking devices, and home entertainment systems.
3.1 Front Panel

Image: Front view of the SKE 600VA/360W UPS, showing the intelligent LCD display and the power on/off button.
- Intelligent LCD Display: Shows real-time information including input voltage, output voltage, battery capacity, and load capacity. The screen automatically extinguishes after 30 seconds of boot-up or inactivity in power mode. Touching the power button will reactivate the backlight.
- On/Off Button: Used to power the UPS on or off. Also functions to silence the alarm.
3.2 Rear Panel

Image: Rear view of the SKE 600VA/360W UPS, illustrating the power cord, battery backup/surge protected outlets, surge-only protected outlets, and communication ports.
- Power Cord (NEMA 5-15P, 1.5m): Connects the UPS to a wall outlet.
- Battery Backup & Surge Protected Outlets (x6): Provide power from the UPS battery during outages and protect against surges.
- Surge Protection Only Outlets (x2): Protect against surges but do not provide battery backup.
- Circuit Breaker: Resettable overload protection.
- USB Port: For connecting to a computer for power management software.
- RJ11/RJ45 Ports (In/Out): For surge protection of telephone/network lines.
4. Setup and Installation
4.1 Unpacking and Placement
- Carefully unpack the UPS and inspect for any shipping damage.
- Place the UPS on a flat, stable surface in a clean, dry, and well-ventilated indoor area. Ensure adequate clearance around the unit for proper airflow.
- Avoid placing the UPS near heat-emitting appliances or in direct sunlight.
4.2 Connecting to Power
- Plug the UPS power cord directly into a grounded 120V AC wall outlet. Do not use extension cords or surge protectors with the UPS input.
- Allow the UPS to charge for at least 8 hours before initial use to ensure optimal battery runtime. The battery charges whenever the UPS is connected to an AC outlet, regardless of whether the UPS is turned on or off.
4.3 Connecting Equipment

Image: Diagram showing the front and rear of the SKE UPS, highlighting the battery backup and surge protection outlets, and surge-only outlets.
- Battery Backup & Surge Protected Outlets: Connect critical equipment such as your computer, monitor, modem, router, and external hard drives to these outlets. These devices will receive power from the UPS battery during an outage.
- Surge Protection Only Outlets: Connect non-critical peripherals like printers, scanners, or desk lamps to these outlets. These devices will be protected from surges but will lose power during an outage.
- USB Port: Connect the included USB cable from the UPS to your computer's USB port to enable power management software features.
- RJ11/RJ45 Ports: For surge protection of telephone or network lines, connect your incoming line to the "IN" port and your device to the "OUT" port.
5. Operation
5.1 Turning the UPS On/Off
- To Turn On: Press and hold the power button for approximately 2 seconds until you hear a beep and the LCD display illuminates.
- To Turn Off: Press and hold the power button for approximately 2 seconds until the LCD display turns off.
5.2 LCD Display Information
The intelligent LCD provides real-time status updates:
- Input Voltage (VAC): Displays the incoming utility power voltage.
- Output Voltage (VAC): Displays the voltage supplied by the UPS to connected devices.
- Battery Level: Indicates the current charge level of the internal battery.
- Load Level: Shows the percentage of the UPS's capacity being used by connected equipment.
- The display backlight will automatically turn off after 30 seconds of inactivity when the UPS is powered on and connected to AC. Touch the power button briefly to reactivate the backlight.
5.3 Automatic Voltage Regulation (AVR)
The UPS features Automatic Voltage Regulation (AVR) to protect connected devices by stabilizing incoming voltage levels. It automatically corrects minor voltage fluctuations (sags and surges) without switching to battery power, thus preserving battery life.
5.4 Alarm Silence Function
When the UPS is operating on battery power, it will emit a beeping sound every 6-10 seconds to indicate it is in battery mode. To silence this alarm, briefly press the power button. The LCD display will show a silent state icon. The alarm will resume continuously when the battery is critically low, indicating impending shutdown.
5.5 Power Management Software
The UPS supports free management software that allows for unattended system shutdown and advanced power management. Connect the UPS to your computer via the USB port. For software download and installation instructions, please refer to the official SKE SMART KEY ENERGY website. This software enables monitoring of UPS status, configuration of shutdown parameters, and reception of alerts.
6. Maintenance
6.1 Battery Care
- To maintain optimal battery life, keep the UPS connected to an AC outlet at all times.
- If the UPS is stored for an extended period, recharge the battery every three months for at least 8 hours to prevent permanent battery damage.
- Battery life is typically 3-5 years, depending on usage and environmental conditions.
6.2 Cleaning
Periodically clean the exterior of the UPS with a soft, dry cloth. Do not use liquid or aerosol cleaners. Ensure ventilation openings are free from dust and debris.
6.3 Battery Replacement
Battery replacement should only be performed by qualified service personnel. Contact SKE SMART KEY ENERGY customer support for assistance with battery replacement.
7. Troubleshooting
Refer to the table below for common issues and their solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| UPS does not turn on. | No AC input; Low battery; Overload. | Ensure power cord is securely plugged in. Allow UPS to charge for 8 hours. Reduce connected load. |
| UPS continuously beeps. | Operating on battery; Overload; Low battery. | Briefly press power button to silence alarm (if on battery). Reduce connected load. Allow UPS to recharge. |
| Short battery runtime. | Battery not fully charged; Battery nearing end of life; Overload. | Allow UPS to charge for 8 hours. Reduce connected load. Consider battery replacement if battery is old. |
| No power to outlets. | UPS off; Circuit breaker tripped. | Turn on UPS. Reset the circuit breaker on the rear panel. |
8. Specifications
| Feature | Detail |
|---|---|
| Model | SK600 |
| Capacity | 600VA / 360W |
| Input Voltage | 120 Volts |
| Output Voltage | 120 Volts (Nominal) |
| Battery Type | Lead Acid (1 x 12V battery included) |
| Outlets | 6 Battery Backup & Surge Protected, 2 Surge Protection Only |
| Dimensions (L x W x H) | 12.4 x 3.94 x 5.63 inches (302mm x 85mm x 139mm) |
| Weight | 11.49 pounds |
| Color | Black |
| Certifications | CE, FCC (Refer to certificates for details) |

Image: Certificates of Conformity for SKE UPS products, including CE and FCC.
9. Warranty and Support
The SKE 600VA/360W UPS unit is guaranteed for 2 years from the date of purchase. The internal battery is guaranteed for 1 year. This warranty covers defects in materials and workmanship under normal use.
For technical support, warranty claims, or service inquiries, please contact SKE SMART KEY ENERGY customer support through their official website or the retailer where the product was purchased. Please have your model number (SK600) and purchase date available.
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