QMQB3332 w/ Mounting Kit - 30Amp Panelboard Switch

QMQB3332 w/ Mounting Kit - 30Amp Panelboard Switch

The Federal Pacific QMQB3332 panelboard switch is built for dependable power control in commercial and industrial electrical systems where consistency and safety matter. This 3-phase, 3-pole, 30 amp fusible panelboard switch is rated for 250 volts A.C. and is designed to fit seamlessly into QMQB and FDP style panelboards. Its bolt-in construction, combined with the included mounting kit, helps reduce installation time while ensuring a secure, stable fit inside the panelboard. Designed for daily use in demanding environments, the QMQB3332 supports both Class RK1 and RK5 fuses, giving electricians flexibility when configuring overcurrent protection. The overall design emphasizes straightforward installation, dependable performance, and long-term service in indoor electrical distribution applications.

Key Features and Benefits

• Fusible Panelboard Switch Design: Accepts Class RK1 and RK5 fuses, allowing customized circuit protection based on application needs.
• 30 Amp, 3-Pole Configuration: Suitable for balanced three-phase power distribution in commercial and industrial settings.
• Bolt-In Construction: Designed for direct compatibility with QMQB and FDP style panelboards, helping ensure proper alignment and secure installation.
• Includes Mounting Kit: Provides everything needed for a firm, reliable attachment, saving time during installation.
• NEMA 1 Rated Enclosure: Intended for indoor use, offering basic protection against incidental contact and airborne debris.

Technical Specifications

• Amperage Rating: 30 Amps
• Voltage Rating: 250 Volts A.C.
• Poles: 3
• Phase: 3
• Configuration: Fusible twin unit
• Compatible Fuse Classes: Class RK1 and RK5
• Dimensions: 21.00 in. (W) × 5.50 in. (H) × 5.00 in. (D)
• Mounting Style: Bolt-in, includes mounting kit
• Enclosure Rating: NEMA 1

Material Compliance and Certifications

• The Federal Pacific QMQB3332 is manufactured using quality materials selected for consistent electrical performance and long service life. This panelboard switch meets UL-98 standards, confirming it has been evaluated for safety, reliability, and proper operation in electrical distribution systems.

Where It Works Best

• The QMQB3332 panelboard switch is well-suited for commercial buildings, light industrial facilities, and other indoor power distribution applications that require controlled switching and dependable fuse protection. It is commonly used in panelboards serving equipment loads, branch circuits, and three-phase systems where stable operation and code-compliant protection are essential.