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The Siemens B330 is a 3-pole molded case circuit breaker rated for 30 Amps and 240 Volts AC. This device ensures the protection of electrical circuits with a thermal-magnetic trip range and a robust interrupting capacity of 10 kA.
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| Manufacturer | Siemens |
|---|---|
| Product Type | Molded Case Circuit Breaker |
| Product Line | B Series |
| Part Number | B330 |
| UPC | 783643263710 |
| Weight | 1.00 lbs (0.45 kg) |
| Pole | 3-Pole |
| Rated Current | 30 Amps |
| Voltage Rating | 240 Volts AC |
| Interrupting Capacity | 10 kA |
| Trip Curve Type | Type B |
| Frequency | 60 Hz |
| Mounting | Panelboard mounting |
| Frame Size | BL series frame |
| Terminal Type | Screw-type terminals |
| Terminal Torque | 2.8 Nm |
| Operating Temperature Range | -40°C to +70°C |
| Wire Size | 14 AWG |
| Trip Range | Thermal-Magnetic |
| Handle | Toggle switch with ON, OFF, and TRIP positions |
The Siemens B330 circuit breaker is engineered to provide reliable circuit protection. With three poles and a current rating of 30 Amps, it operates at a voltage of 240 Volts AC. This unit is capable of handling fault currents with an interrupting capacity of 10 kA, making it suitable for various applications. Its trip curve type is classified as Type B, providing tailored protection for equipment.
Designed for a frequency of 60 Hz, the B330 is well-suited for typical North American electrical systems. Installation is straightforward, as it is specifically made for panelboard mounting. The breaker comes in a BL series frame size and utilizes screw-type terminals that secure connections, requiring a terminal torque of 2.8 Nm for proper installation.
In terms of environmental resilience, the B330 can operate effectively across a temperature span from -40°C to +70°C, which provides flexibility in different operating conditions. For compatibility, the recommended wire size for use with this breaker is 14 AWG. The trip mechanism is thermal-magnetic, ensuring dependable response to overloads and short circuits. The device features a toggle switch handle, allowing operation in ON, OFF, and TRIP positions for ease of use. Overall, the Siemens B330 is a dependable choice for a variety of electrical protection needs.