1. Product Overview
The Cooper Sure-Lites LPX7 is a self-powered LED exit sign designed for commercial and industrial applications. It provides reliable emergency illumination for egress pathways, ensuring compliance with safety codes. This unit features dual voltage input (120/277 VAC) and includes a battery backup system for continued operation during power outages. The LPX7 is UL924 listed to operate for a minimum of 90 minutes on battery power.
This image displays the Sure-Lites LPX7 LED Exit Sign, showing its overall design and key dimensions. The sign features a white housing with red 'EXIT' lettering and directional arrows. The dimensions indicated are approximately 7.5 inches in height, 13 inches in length, and 2.13 inches in width.
Key features include:
- Red or green lettering options (ships with both for field selection).
- Self-powered operation with integrated battery backup.
- Dual voltage input: 120/277 VAC.
- UL924 listed for 90-minute emergency operation.
- Suitable for ceiling or wall mounting.
2. Setup and Installation
Important: Installation should be performed by a qualified electrician in accordance with national and local electrical codes. Disconnect power before installation or servicing.
- Unpacking: Carefully remove the exit sign from its packaging. Inspect for any damage.
- Mounting Location: Choose a suitable location for wall or ceiling mounting, ensuring visibility and compliance with local building codes.
- Mounting Bracket: Secure the appropriate mounting bracket (included) to the wall or ceiling using suitable hardware.
- Wiring: Connect the AC power supply (120V or 277V) to the designated terminals inside the exit sign. Ensure proper grounding. The unit automatically detects the input voltage.
- Battery Connection: Connect the internal battery pack. Refer to the internal wiring diagram for correct polarity.
- Lettering Selection: If applicable, select and install the desired red or green faceplate inserts.
- Final Assembly: Attach the exit sign housing to the mounting bracket, ensuring it is securely fastened.
- Power On: Restore AC power to the circuit. The CHARGE indicator light should illuminate, indicating the battery is charging. Allow the battery to charge for at least 24 hours before initial testing.
3. Operating Instructions
The Sure-Lites LPX7 LED Exit Sign operates automatically. When AC power is present, the sign illuminates, and the battery charges. In the event of an AC power failure, the unit automatically switches to battery backup mode, illuminating the sign for a minimum of 90 minutes.
A detailed view of the side panel of the Sure-Lites LPX7 LED Exit Sign, highlighting the 'TEST BUTTON' and 'BATTERY DISCONNECT' switch. The test button is used to verify battery functionality, while the disconnect switch allows for safe battery isolation.
Test Button:
- Press and hold the 'TEST BUTTON' located on the side of the unit.
- While the button is held, the unit will simulate an AC power failure and operate on battery power.
- Release the button to return to normal AC operation.
Battery Disconnect:
- The 'BATTERY DISCONNECT' switch is used to safely isolate the battery for servicing or extended storage.
- Ensure AC power is disconnected before operating the battery disconnect switch.
4. Maintenance
Regular maintenance ensures optimal performance and compliance.
- Monthly Testing: Press the 'TEST BUTTON' for at least 30 seconds. The sign should remain illuminated.
- Annual Testing: Disconnect AC power to the unit for a full 90 minutes. The sign should remain illuminated for the entire duration. Reconnect AC power after the test.
- Cleaning: Clean the exterior of the sign and faceplate with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Battery Replacement: The battery has a 7-year prorated warranty. If the unit fails to meet the 90-minute discharge test, the battery may need replacement. Contact a qualified technician for battery servicing.
5. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Sign does not illuminate (AC power present) | No AC power to the unit; Faulty wiring; LED failure | Check circuit breaker/fuse; Verify wiring connections; Contact qualified service personnel. |
| Sign does not illuminate during power outage (battery mode) | Battery not connected; Battery discharged; Battery faulty | Ensure battery is connected; Allow 24 hours for initial charge; Replace battery if necessary. |
| CHARGE indicator light is off | No AC power; Faulty charging circuit | Check AC power supply; Contact qualified service personnel. |
| Sign does not stay lit for 90 minutes during test | Battery capacity reduced; Battery faulty | Replace battery. |
6. Specifications
| Feature | Detail |
|---|---|
| Brand | Cooper |
| Model Number | LPX7 |
| Light Source | LED |
| Input Voltage | 120/277 VAC (Auto-sensing) |
| Emergency Operation | 90 minutes (UL924 listed) |
| Mounting Type | Wall Mount, Ceiling Mount |
| Lettering Color | Red or Green (field selectable) |
| Shade Material | Polycarbonate |
| Dimensions (H x L x W) | 7.5 in x 13 in x 2.13 in |
| Weight | Approximately 2.90 lbs |
| Required Assembly | No (minor installation required) |
7. Warranty Information
The Sure-Lites LPX7 LED Exit Sign comes with a competitive warranty. Specifically, the internal battery features a 7-year prorated warranty. For detailed warranty terms and conditions for the entire unit, please refer to the official Cooper Lighting Solutions warranty documentation or contact customer support.
8. Support
For technical assistance, replacement parts, or further information regarding the Cooper Sure-Lites LPX7 LED Exit Sign, please contact Cooper Lighting Solutions customer support. Ensure you have your model number (LPX7) available when contacting support.
You can typically find contact information on the manufacturer's official website or within the product packaging.