Eaton 232289 B3.0/3-PKZ0 Busbar Link 3P 135mm for PKZ0

The Eaton B3.0/3-PKZ0 (catalog 232289) is an insulated three-phase busbar link for connecting up to three PKZM0, PKE12, or PKE32 motor-protective circuit-breakers in parallel via terminals 1, 3, and 5. Rated 63 A and 690 V AC, it distributes power compactly across motor starters in control panels using a fork-type connection.

Technical specifications:

• Model code: B3.0/3-PKZ0
• Catalog number: 232289
• Manufacturer: Eaton
• EAN: 4015082322892
• Rated operational current (IN) / uninterrupted current (IU): 63 A
• Rated operational voltage (UE): 690 V AC
• Rated impulse withstand voltage (Uimp): 6000 V AC
• Number of poles: Three-pole, 3 phases
• Electric connection type: Fork
• Compatible with: PKZM0, PKE12, PKE32 (without side-mounted auxiliary contacts or voltage releases)
• Pollution degree: 3
• Overvoltage category: III
• Dimensions: 135 x 34 x 12 mm (L x H x W)
• Mounting width: 45 mm, 7.5 modular spacings
• Weight: 0.058 kg
• Color: Black
• Ambient operating temperature: -25 °C to 55 °C
• Heat dissipation (PVID): 4.5 W total, 1.5 W per pole
• Certifications: CE, UL 508 (File No. E36332, Category NLRV), CSA-C22.2 No. 14 (File No. 98494), IEC/EN 60947-4-1

Features and benefits:

• Enables parallel power feed to three motor-protective circuit-breakers from terminals 1, 3, and 5
• Insulated construction protects against direct contact during operation
• Extendable by rotating installation for flexible busbar configurations
• Rated for pollution degree 3 and overvoltage category III environments
• Compact 45 mm mounting width suits standard panel layouts

Applications:

• Connecting three PKZM0 motor-protective circuit-breakers to a common supply in a control panel
• Parallel power distribution to PKE12 or PKE32 starters in motor control centers
• Industrial switchgear assemblies requiring grouped motor starter power feeds
• Panel builds where no side-mounted auxiliary contacts or voltage releases are fitted

Compliant with IEC/EN 60947-4-1, UL 508, and CSA-C22.2 No. 14. Part of the Eaton Moeller series B3 accessory range for motor-protective circuit-breakers.

Also known as: Eaton B3.0/3-PKZ0, Eaton 232289, Eaton catalog 232289, Eaton model B3.0/3-PKZ0, Eaton Moeller B3 busbar link, PKZM0 three-phase commoning link.