SPP-6H600 Equivalent & Substitute Parts

Part Overview

The SPP-6H600 is a fuse link manufactured by Eaton - Bussmann Electrical Division, rated for 600A at 700V with blade mounting. This component is classified as obsolete, requiring identification of active equivalent parts for continued system support and procurement. The obsolete status necessitates sourcing alternative components that maintain electrical and mechanical compatibility with existing installations.

Substiute Parts

SPP-6H600

Eaton - Bussmann Electrical DivisionIn Stock: 679SPP-6H600 Datasheet

Current PartRFQ

170M5762

Eaton - Bussmann Electrical DivisionIn Stock: 1122170M5762 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

The substitute part 170M5762 is identified based on the following electrical and mechanical parameters:

• Voltage Rating Compatibility: Both parts operate at 700V AC, ensuring electrical system compatibility
• Current Rating Proximity: The substitute provides 630A rating, representing a 5% increase from the 600A main part specification
• Manufacturer Continuity: Both components are manufactured by Eaton - Bussmann Electrical Division, ensuring design and quality consistency
• Regulatory Compliance: Both parts carry ECCN EAR99 classification and share identical HTSUS coding (8536.10.0040)
• Mounting Architecture: The substitute utilizes bolt mount configuration with rectangular blade package, providing mechanical interface compatibility within holder systems

Parameter Comparison

Engineering Selection Recommendations

The 170M5762 is an active product with current manufacturing status, providing continuity for applications previously served by the obsolete SPP-6H600. Selection of this substitute is supported by:

• Regulatory Alignment: Both components share identical ECCN and HTSUS classifications, ensuring compliance consistency
• Certification Coverage: The 170M5762 carries CE, CSA, and UR approvals, providing broader certification scope than the main part specification
• Electrical Specification Match: 700V AC voltage rating and 630A current rating maintain system-level electrical compatibility
• Manufacturer Consistency: Continued sourcing from Eaton - Bussmann Electrical Division ensures design philosophy and quality standards alignment

Frequently Asked Questions (FAQ)

Q: Can the 170M5762 directly replace the SPP-6H600 in existing installations?

A: The 170M5762 provides electrical compatibility at 700V AC with a 630A current rating. Mechanical integration requires verification of the mounting interface, as the substitute utilizes bolt mount configuration compared to the holder-based mounting of the original part.

Q: What is the significance of the current rating difference between 600A and 630A?

A: The 630A rating of the substitute represents a 5% increase in current capacity. This parameter difference must be evaluated against circuit design specifications and system protection requirements.

Q: Are there compliance differences between the two parts?

A: Both components carry EAR99 ECCN classification and identical HTSUS coding. The 170M5762 provides additional certifications (CE, CSA, UR) beyond the main part specification.

Q: What does the melting I²t value of 41000 indicate for the 170M5762?

A: The melting I²t specification defines the thermal energy required to melt the fuse element. This parameter is provided for the substitute part but not specified for the obsolete SPP-6H600.

Q: How should mounting configuration differences be addressed during substitution?

A: The SPP-6H600 requires a holder-based mounting system, while the 170M5762 utilizes bolt mount configuration. System integration must account for these mechanical interface differences during component selection and installation.