Altech Corporation 3B32UM Circuit Breaker - Equivalent & Substitute Parts

Part Overview

The Altech Corporation 3B32UM is a three-pole thermal magnetic circuit breaker rated for 32A at 480V AC and 60V DC, designed for DIN rail mounting with lever actuation. This component is classified as Active product status and maintains full compliance with CSA and UL508 approval standards. Substitute parts within the V-EA series provide equivalent electrical and mechanical performance across different thermal magnetic characteristics, enabling component selection flexibility based on application-specific requirements and inventory availability.

Substiute Parts

3B32UM

Altech CorporationIn Stock: 9643B32UM Datasheet

Current PartRFQ

3C32UM

Altech CorporationIn Stock: 11053C32UM Datasheet

Parametric EquivalentRFQ

3D32UM

Altech CorporationIn Stock: 12073D32UM Datasheet

Parametric EquivalentRFQ

3E32UM

Altech CorporationIn Stock: 8753E32UM Datasheet

Parametric EquivalentRFQ

3Z32UM

Altech CorporationIn Stock: 11443Z32UM Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the 3B32UM are qualified based on strict parametric equivalence across all critical electrical and mechanical specifications. The substitute parts 3C32UM, 3D32UM, 3E32UM, and 3Z32UM maintain identical ratings for current (32A), AC voltage (480V), DC voltage (60V), pole configuration (3-pole), mounting method (DIN rail), actuation mechanism (lever), series designation (V-EA), and regulatory approvals (CSA, UL508). The primary differentiation among these parts lies in their thermal magnetic trip characteristics, designated by the letter suffix (B, C, D, E, Z). All substitute parts are manufactured by Altech Corporation, packaged in bulk format, and carry ROHS3 compliance and REACH unaffected status identical to the main part.

Parameter Comparison

Engineering Selection Recommendations

All substitute parts maintain Active product status and carry identical CSA and UL508 regulatory approvals, confirming their suitability for applications requiring the 3B32UM specification. Selection among 3B32UM, 3C32UM, 3D32UM, 3E32UM, and 3Z32UM should be based on application-specific thermal magnetic trip curve requirements and current inventory levels. The 3D32UM variant offers the highest inventory availability at 1108 pieces, while the 3E32UM presents the lowest stock at 808 pieces. All parts are supplied in bulk packaging and maintain full ROHS3 compliance and REACH unaffected status.

Frequently Asked Questions (FAQ)

Q: What determines compatibility between the 3B32UM and its substitute parts? A: Compatibility is established through identical electrical ratings (32A, 480V AC, 60V DC), mechanical configuration (3-pole, DIN rail mount, lever actuation), series designation (V-EA), and regulatory approvals (CSA, UL508). The letter suffix designates thermal magnetic trip characteristics and does not affect electrical or mechanical interchangeability.

Q: Can the 3B32UM be directly replaced with 3C32UM, 3D32UM, 3E32UM, or 3Z32UM? A: Yes. All substitute parts share identical current ratings, voltage ratings, pole configuration, mounting type, and approval certifications. Selection should account for application-specific thermal magnetic trip curve requirements.

Q: Are there packaging differences among these substitute parts? A: No. All parts are supplied in bulk packaging format with identical specifications for moisture sensitivity level (Not Applicable) and REACH status (REACH Unaffected).

Q: What is the inventory status for each part? A: Current inventory levels are 3B32UM (906 pcs), 3C32UM (1032 pcs), 3D32UM (1108 pcs), 3E32UM (808 pcs), and 3Z32UM (1063 pcs), all classified as New Original In Stock.

Q: Do all substitute parts carry the same regulatory approvals? A: Yes. All parts maintain CSA and UL508 approvals and ROHS3 compliance status.