1. Introdución
This user manual provides detailed instructions for the safe and efficient installation, operation, and maintenance of the Knightsbridge M6300 Metal Clad 13A Switched Spur Unit. Please read this manual thoroughly before installation and retain it for future reference.
The M6300 is a heavy-duty metal clad switched fused spur unit designed for robust electrical installations. Key features include:
- Heavy duty metal clad box with durable powder coated surface.
- 13A rated.
- Switched Fused Spur.
- Complete with integrated back box.
- Certified to BS 1363-4.
2. Información de seguridade
WARNING: Electrical installations should only be carried out by a qualified electrician in accordance with current wiring regulations (e.g., BS 7671 in the UK).
- Always isolate the mains supply before commencing any electrical work.
- Ensure all connections are secure and correctly terminated.
- Non exceda a corrente nominal máxima de 13 Amps.
- This unit is designed for indoor use and has an IP33 rating. Do not expose to excessive moisture or direct water spray.
- If in doubt, consult a qualified professional.
3. Contido do paquete
Verifique que todos os compoñentes estean presentes e non presenten danos ao desembalar:
- 1 x Knightsbridge M6300 Metal Clad 13A Switched Spur Unit
- 1 x Integrated Back Box
- Installation Screws (typically supplied)
- Manual de usuario (este documento)

Figura 3.1: Fronte view of the Knightsbridge M6300 Metal Clad 13A Switched Spur Unit. The unit features a robust silver metal casing, a white rocker switch on the right, and a fuse holder on the left, clearly marked "FUSE".
4. Instalación
The M6300 unit is designed for fixed wiring installations. Follow these steps carefully:
- Preparación: Ensure the mains electricity supply to the circuit where the unit will be installed is completely isolated at the consumer unit/fuse board. Use a suitable voltago probador para confirmar que o circuíto está morto.
- Montaxe:
- The unit comes with an integrated back box. Mark the desired mounting position on the wall.
- Drill appropriate holes for the mounting screws.
- Secure the back box to the wall using suitable screws and wall plugs.
- Cableado:
- Carefully strip the insulation from the circuit cables (Live, Neutral, Earth) to the appropriate length for the terminals.
- Connect the incoming Live (brown or red) cable to the "L IN" terminal.
- Connect the incoming Neutral (blue or black) cable to the "N IN" terminal.
- Connect the incoming Earth (green/yellow) cable to the "E" terminal.
- Connect the outgoing Live (brown or red) cable to the "L OUT" terminal.
- Connect the outgoing Neutral (blue or black) cable to the "N OUT" terminal.
- Asegúrese de que todos os parafusos dos terminais estean ben axustados para evitar conexións soltas.
- Fusión: Insert a 13A fuse into the fuse holder. Ensure the fuse is correctly seated.
- Asemblea final: Carefully position the front plate onto the back box, ensuring no wires are trapped. Secure the front plate with the provided screws.
- Proba: Once installation is complete, restore the mains electricity supply and test the unit's functionality.
5. Funcionamento
The Knightsbridge M6300 is a simple ON-OFF switched spur unit. Its operation is straightforward:
- Encendido: Press the rocker switch to the 'ON' position (typically indicated by the switch being flush with the unit or a visible indicator). This will allow power to flow through the unit to the connected appliance or circuit.
- Apagado: Press the rocker switch to the 'OFF' position. This will cut off the power supply to the connected appliance or circuit.
- Acceso a fusibles: The fuse holder allows for easy replacement of the 13A fuse if it blows. Always replace with a fuse of the correct rating (13A).
6. Mantemento
The M6300 unit requires minimal maintenance. Follow these guidelines to ensure its longevity and safe operation:
- Limpeza: Clean the surface of the unit with a soft, dry cloth. Do not use abrasive cleaners, solvents, or excessive moisture, as this can damage the finish or internal components.
- Inspección: Periodically inspect the unit for any signs of damage, loose connections, or discoloration. If any issues are observed, isolate the power supply and consult a qualified electrician.
- Substitución de fusibles: If the connected appliance stops receiving power, check the fuse. To replace, isolate the power supply, open the fuse holder, remove the blown fuse, and insert a new 13A fuse. Close the fuse holder securely before restoring power.
7 Solución de problemas
If you encounter issues with your M6300 unit, refer to the following common problems and solutions:
| Problema | Causa posible | Solución |
|---|---|---|
| No power to connected appliance. |
|
|
| Unit feels warm. |
|
|
| Switch is stiff or not operating smoothly. |
|
|
If the problem persists after attempting these solutions, please contact a qualified electrician or Knightsbridge customer support.
8. Especificacións
Technical specifications for the Knightsbridge M6300 Metal Clad 13A Switched Spur Unit:

Figure 8.1: Data sheet for Knightsbridge Metalclad 13A fused spur units, including the M6300 model. This sheet provides detailed technical specifications and dimensions for various models in the series.
| Especificación | Valor |
|---|---|
| Número de modelo | M6300 |
| Marca | Knightsbridge |
| Valoración actual | 13 Amps |
| Vol. Operativotage | 230 voltios |
| Modo de operación | ACENDIDO APAGADO |
| Tipo de contacto | Normalmente aberto |
| Tipo de conector | Clamp |
| Tipo de terminal | Parafuso |
| Tipo de circuíto | 1 vías |
| Tipo de actuador | Pulsador |
| Material de contacto | Metal |
| International Protection Rating (IP) | IP33 |
| Número de postos | 1 |
| Método de control | Toca |
| Wattage | 2990 vatios (2.99E+3) |
| Dimensións do produto (L x W x H) | 3.21 x 1.93 x 32.09 polgadas |
| Peso do elemento | 7.4 onzas |
| Material | Metal |
| Certificación | BS 1363-4 |
| Garantía estándar | 1 year (as per datasheet) |
9. Garantía e soporte
The Knightsbridge M6300 Metal Clad 13A Switched Spur Unit is manufactured to high standards and is certified to BS 1363-4. Based on the provided data sheet, a standard warranty of 1 ano is typically offered.
For technical support, warranty claims, or further assistance, please contact Knightsbridge customer service or refer to their official website. Ensure you have your product model number (M6300) and purchase details available when contacting support.
Fabricante: Knightsbridge
Websitio: www.mlaccessories.co.uk (ML Accessories is the parent company of Knightsbridge)





