1. Acabatview
This manual provides essential information for the safe and effective installation, operation, and maintenance of the Generic Q1-2125 2 Pole 125 Amp Circuit Breaker. Please read thoroughly before use and retain for future reference. This circuit breaker is designed to protect electrical circuits from overcurrent, which can result from an overload or short circuit.

Figure 1.1: The Q1-2125 circuit breaker as supplied in its packaging.
2. Informació de seguretat
WARNING: Risk of Electric Shock or Fire. Installation and servicing must be performed by qualified personnel only. Always disconnect power before working on electrical equipment.
- Ensure all power to the circuit is turned OFF at the main service panel before attempting any installation, maintenance, or inspection.
- Utilitzeu l'equip de protecció individual (EPI) adequat, com ara guants aïllants i ulleres de seguretat.
- Verify the circuit breaker's voltage and current ratings match the requirements of your electrical system.
- No utilitzeu aquest dispositiu si sembla malmès.
- Compliu tots els codis i regulacions elèctriques locals i nacionals.
3. Configuració i instal·lació
Before installation, ensure the main power supply to the panel is completely disconnected and verified with a voltage provador.
3.1. Comprovacions prèvies a la instal·lació
- Confirm the Q1-2125 breaker's specifications (125 Amp, 2 Pole, 120/240 VAC) are suitable for your application.
- Inspect the breaker for any physical damage.
3.2. Muntatge
This circuit breaker is designed for panel mounting. Ensure the panel slot is compatible with a 2-pole breaker.

Figura 3.1: superior view of the breaker, highlighting the mounting mechanism and manufacturer label.
3.3. Cablatge
Connect the electrical wires to the appropriate terminals on the circuit breaker. Refer to the markings on the breaker for line and load connections.

Figura 3.2: lateral view indicating wire size and tightening torque. For copper wire only, sizes #4 - #2/0, tighten to 50 lb. in.

Figura 3.3: Final view of the breaker, showing the two distinct terminal connections for wiring.
- Insert the appropriate wire into each terminal.
- Tighten the terminal screws to the specified torque (50 lb. in. for #4 - #2/0 CU wire). Ensure connections are secure to prevent overheating.
- Once wiring is complete, carefully place the breaker into its designated slot in the electrical panel.
4. Instruccions de funcionament
The Q1-2125 circuit breaker features a simple ON/OFF toggle switch.

Figura 4.1: Frontal view of the breaker, clearly showing the ON/OFF toggle switch.
- To turn the circuit ON, push the toggle switch firmly to the "ON" position.
- To turn the circuit OFF, push the toggle switch firmly to the "OFF" position.
- If the breaker trips due to an overload or short circuit, the toggle will move to a central or "TRIPPED" position. To reset, first push the toggle completely to the "OFF" position, then push it to "ON".
5. Manteniment
The Q1-2125 circuit breaker requires minimal maintenance. Regular inspection is recommended to ensure proper function and safety.
- Inspecció visual: Periodically inspect the breaker for any signs of physical damage, discoloration, or loose connections. Ensure the ON/OFF switch operates smoothly.
- Neteja: If necessary, gently wipe the exterior of the breaker with a dry, clean cloth. Do not use liquid cleaners or solvents. Ensure power is OFF before cleaning.
- No ho facisamper: Never attempt to open or repair the circuit breaker. Internal components are not user-serviceable. Tampering can lead to malfunction, electric shock, or fire.
6. Solució De Problemes
If you experience issues with your Q1-2125 circuit breaker, consider the following common scenarios:
- Freqüència de salts de l'interruptor:
- This often indicates an overload on the circuit. Disconnect some appliances or devices from the circuit.
- A short circuit could also cause frequent tripping. Inspect wiring and connected devices for damage.
- If the issue persists after reducing load and checking for shorts, consult a qualified electrician.
- L'interruptor no es reinicia:
- Ensure you are pushing the toggle completely to the "OFF" position before attempting to reset to "ON".
- If there is still an active overload or short circuit, the breaker will not reset. Address the underlying electrical issue first.
- If the breaker still won't reset after addressing potential issues, it may be faulty and require replacement by a qualified electrician.
- Sense alimentació al circuit:
- Check if the breaker is in the "OFF" or "TRIPPED" position.
- Verify that the main power supply to the panel is active.
- Inspect wiring connections at the breaker and throughout the circuit for looseness or damage.
For complex or persistent electrical issues, always contact a licensed electrician.
7. Especificacions
| Característica | Especificació |
|---|---|
| Model | Q1-2125 |
| Marca | Genèric |
| Valoració actual | 125 Amps |
| Voltage Classificació | 120 / 240 VAC |
| Nombre de pols | 2 |
| Tipus d'interruptor | Estàndard |
| Tipus de muntatge | Suport al tauler |
| Fabricant | SQD |
| País d'origen | EUA |
8. Què hi ha a la caixa
The product package for the Q1-2125 circuit breaker typically includes:
- 1 x Q1-2125 2 Pole 125 Amp Interruptor
9. Garantia i Suport
For information regarding warranty coverage and technical support for your Generic Q1-2125 circuit breaker, please refer to the manufacturer's official documentation or contact the retailer from whom the product was purchased. It is recommended to keep your purchase receipt as proof of purchase.
For professional assistance with installation or troubleshooting, always consult a qualified and licensed electrician.





