1. Introdución
This manual provides comprehensive instructions for the installation, operation, and maintenance of the Legrand 003701 DIN Rail Staircase Timer. This device is designed to automatically control lighting in common areas such as staircases, corridors, and basements, ensuring energy efficiency and convenience.
2. Información de seguridade
AVISO: Electrical installation should only be performed by qualified personnel. Always disconnect power at the main circuit breaker before installing or servicing this device. Failure to follow these instructions may result in electric shock, fire, or serious injury.
- Asegúrate de que a fonte de alimentación coincida co volume do dispositivotage rating (230V AC).
- Non expoña o dispositivo á humidade nin a temperaturas extremas.
- Verifique que todas as conexións estean seguras antes de restablecer a enerxía.
3. Produto rematadoview
The Legrand 003701 is a compact, modular staircase timer designed for mounting on a DIN rail. It features adjustable timing and a manual override switch.

Figura 1: Fronte view of the Legrand 003701 Staircase Timer, showing the time adjustment dial and manual switch.

Figure 2: Diagram of the Legrand 003701 Staircase Timer, illustrating its dimensions and mounting features.
4. Especificacións
| Característica | Especificación |
|---|---|
| Fabricante | LEGRAND |
| Número de modelo | 003701 |
| Dimensións do produto | 9 x 2 x 7.5 cm |
| Peso | 62 g |
| Cor | Branco |
| Estilo | RexEMPlus |
| Fonte de enerxía | DC/AC |
| Voltage | 230 voltios |
| Enerxía Eléctrica | 1000 vatios |
| Número de produtos | 1 |
| Número de pezas | 1 |
| Sistema de Medición | Métrica |
| Tipo de circuíto | 1 Camiños |
| Uso | Commercial and Private Use |
| Compoñentes incluídos | 1 DIN Rail Timer |
| Pilas incluídas | Non |
| Pilas necesarias | Non |
| Modo de funcionamento | ACESO-ACESO-APAGADO |
| Corrente nominal | 16 Amperes |
| Vol. Operativotage | 230 voltios (CA) |
| Tipo de contacto | Normalmente aberto |
| Tipo de conector | Enchufar |
| Tipo de cambio | Temporizador |
| Terminal | Temporizador |
| Material | Stainless steel, Brass, Metal, Plastic |
5. Instalación
The Legrand 003701 staircase timer is designed for quick and secure mounting on a standard 35mm DIN rail within an electrical distribution board.
5.1 Montaxe
- Ensure all power to the electrical panel is disconnected.
- Hook the top clip of the timer onto the DIN rail.
- Press the bottom of the timer firmly until it clicks into place on the rail.
5.2 Cableado
Refer to the wiring diagram printed on the side of the device (see Figure 2) and the specific wiring requirements for your installation (3-wire or 4-wire connection). Ensure correct connection of Line (L), Neutral (N), and Load terminals. The timer supports a 1-way circuit type.
- Connect the incoming phase (L) and neutral (N) to the designated terminals.
- Connect the load (lighting circuit) to the output terminal.
- For push-button control, connect the push-buttons according to the diagram.
6. Funcionamento
Once installed and powered, the Legrand 003701 timer operates as follows:
6.1 Axuste da hora
The timer features a rotary dial on the front panel to adjust the lighting duration. The available settings typically range from 2 to 10 minutes. Use a flat-head screwdriver to carefully turn the dial to your desired time setting.
6.2 Modo automático
In automatic mode, pressing any connected push-button will activate the lights for the set duration. The timer will automatically switch off the lights once the set time has elapsed.
6.3 Anulación manual
The device includes a manual override switch (often indicated by a light bulb icon or ON-ON-OFF positions). This switch allows for continuous lighting (ON), automatic operation (AUTO), or permanent off (OFF) functionality, depending on the model variant. Consult the specific markings on your device for exact positions.
7. Mantemento
The Legrand 003701 staircase timer requires minimal maintenance. Regular checks can help ensure optimal performance and safety.
- Periodically inspect the device for any signs of physical damage or overheating.
- Asegúrese de que todas as conexións de cableado permanezan axustadas e seguras.
- Clean the exterior of the device with a dry, soft cloth. Do not use abrasive cleaners or solvents.
8 Solución de problemas
If you encounter issues with your staircase timer, refer to the following common problems and solutions:
| Problema | Causa posible | Solución |
|---|---|---|
| As luces non se acenden. | No power, faulty wiring, defective push-button, or burnt-out bulb. | Check circuit breaker. Verify wiring connections. Test push-buttons. Replace bulbs. |
| As luces permanecen acendidas continuamente. | Timer stuck in manual override (ON) position, or internal fault. | Check manual override switch position. If problem persists, consult a qualified electrician. |
| Lights turn off too quickly/slowly. | Axuste de tempo incorrecto. | Adjust the time setting dial on the front of the timer. |
| Timer makes clicking noises but lights don't activate. | Load wiring issue or faulty relay. | Verify load connections. If necessary, have a qualified electrician inspect the device. |
9. Recursos de vídeo
The following videos provide additional visual guidance for understanding and installing staircase timers. Please note that these videos may feature similar products from other manufacturers but offer relevant insights into the general functionality and installation process.
9.1 Temporizador para luz de la escalara (Staircase Light Timer)
This video demonstrates the functionality of a staircase light timer, showing how it controls lighting for a set duration after activation. It provides a general overview of how such devices operate in a residential or commercial setting.
9.2 DEWIN Relé Temporizador 230V (DEWIN 230V Timer Relay)
This video showcases a 230V timer relay, highlighting its features and potential applications. It may include visual demonstrations of its physical characteristics and basic operational modes.
9.3 GEYA Relé de tiempo de 230 V para escalera, 0,5-20 minutos (GEYA 230V Staircase Time Relay, 0.5-20 minutes)
This video presents a GEYA staircase time relay, demonstrating its adjustable time range from 0.5 to 20 minutes. It can offer insights into setting the timer and its application in staircase lighting systems.
10. Garantía e soporte
For warranty information, technical support, or service inquiries, please contact your local Legrand distributor or visit the official Legrand websitio. Garde o recibo da compra como xustificante da mesma.





