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Eaton / Moeller Series
63A, 3P, three-phase busbar link, fits PKZM0/PKE12/PKE32, IEC/UL/CSA
Eaton Moeller series B3 three-phase busbar link (catalog 063959, model B3.2/4-PKZ0) for parallel power feed to four motor-protective circuit-breakers (PKZM0…, PKE12, PKE32) without side auxiliaries. Rated to 63 A and up to 690 V AC, with insulated, fork-type connection, Pollution Degree 3 and Overvoltage Category III. Operating temperature −25 °C to +55 °C. Certified to IEC/EN 60947-4-1, UL 508 (NLRV, File E36332), CSA (C22.2 No. 14, File 98494) and CE. Suitable for rotating installation; black, compact form factor (L 235 mm × W 11 mm × H 34 mm; 0.097 kg).
Country of Origin: DE
We source directly from Eaton - 100% genuine, new-in-box certified parts.
| Brand | Eaton Moeller |
|---|---|
| Product Name | Series B3 Accessory Three-phase Busbar Link |
| Catalog Number | 063959 |
| Model Code | B3.2/4-PKZ0 |
| Product Type | Accessory — Three-phase busbar link |
| Used With | PKZM0-…, PKE12, PKE32 (without side-mounted auxiliaries or voltage releases) |
| Suitable For | 4 circuit-breakers |
| Number of Poles | Three-pole |
| Number of Phases | 3 |
| Color | Black |
| Mounting Width | 45 + 18 mm |
| Pitch Dimensions | 63 mm |
| Dimensions (L × W × H) | 235 mm × 11 mm × 34 mm |
| Product Weight | 0.097 kg |
| Electrical Connection Type | Fork |
| Features | Insulated; can be extended by rotating installation |
| Global EAN | 4015080639596 |
| Rated Operational Voltage (Ue) | Up to 690 V AC |
|---|---|
| Rated Uninterrupted Current (Iu) | 63 A |
| Rated Operational Current for Specified Heat Dissipation (In) | 63 A |
| Rated Impulse Withstand Voltage (Uimp) | 6 kV (6000 V AC) |
| Rated Short-time Withstand Current (Icw) | 0 kA |
| Rated Conditional Short-circuit Current (Iq) | 0 kA |
| Ambient Operating Temperature | −25 °C to +55 °C |
| Pollution Degree | 3 |
| Overvoltage Category | III |
| Heat Dissipation (Equipment, current-dependent Pvid) | 7.5 W total; 2.5 W per pole |
| Static Heat Dissipation (Pvs) | 0 W |
| Number of Modular Spacings | 13 |
| Rated Surge Voltage | 6 kV |
| Certifications | IEC/EN 60947-4-1; UL 508 (Category NLRV, File E36332); CSA C22.2 No.14 (File 98494); CSA; CE |
| Catalog Notes | For parallel power feed to terminals 1, 3, 5 of multiple motor-protective circuit-breakers |
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