Do you have a question about the Siemens QR2 and is the answer not in the manual?
Warning about death or serious injury from hazardous voltage and lockout procedures.
Requirement to use only Siemens certified components for installation and servicing.
Information not covered in instructions, sales contract, and warranty details.
Details on registered and other trademarks used in the publication.
Illustration and identification of 2-pole QR2, QRH2, HQR2, HQR2H circuit breakers.
Illustration and identification of 3-pole QR2, QRH2, HQR2, HQR2H circuit breakers.
Identification of accessory part numbers 3TA1QR300 and 3TC1QR250.
Instruction to trip the breaker before connecting wires or performing maintenance.
Diagram illustrating how to connect wires to the circuit breaker terminals.
Table detailing wire connector types, sizes, and required UL standards.
Table specifying torque values and wire strip lengths for connections.
Diagram showing dimensions for drilling mounting holes for 2-pole and 3-pole units.
Illustration and instructions for installing accessory MSQR3.
Warning about death or serious injury from hazardous voltage and lockout procedures.
Requirement to use only Siemens certified components for installation and servicing.
Information not covered in instructions, sales contract, and warranty details.
Details on registered and other trademarks used in the publication.
Illustration and identification of 2-pole QR2, QRH2, HQR2, HQR2H circuit breakers.
Illustration and identification of 3-pole QR2, QRH2, HQR2, HQR2H circuit breakers.
Identification of accessory part numbers 3TA1QR300 and 3TC1QR250.
Instruction to trip the breaker before connecting wires or performing maintenance.
Diagram illustrating how to connect wires to the circuit breaker terminals.
Table detailing wire connector types, sizes, and required UL standards.
Table specifying torque values and wire strip lengths for connections.
Diagram showing dimensions for drilling mounting holes for 2-pole and 3-pole units.
Illustration and instructions for installing accessory MSQR3.
| Number of Poles | Not found in provided specifications. |
|---|---|
| Voltage | 230/400V AC |
| Rated voltage | 230/400V AC |
| Interrupting Capacity | 6kA |
| Breaking capacity | 6kA |
| Tripping characteristic | B, C, D |
| Standards | IEC 60898-1, IEC 60947-2 |
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