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SCHURTER 4430.351 Circuit Breaker Thermal 20A 240VAC 60VDC Equivalent & Substitute Parts
Part Overview
The SCHURTER 4430.351 is a thermal circuit breaker rated for 20A at 240V AC and 60V DC, featuring a pushbutton actuator and panel mount configuration in the TA45 series. This component is classified as Active product status and maintains full compliance with international safety standards including CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, and UL1077. Equivalent substitute parts are necessary to address supply chain continuity, inventory optimization, and procurement flexibility while maintaining identical electrical and mechanical performance characteristics.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Manufacturer | SCHURTER Inc. |
| Series | TA45 |
| Breaker Type | Thermal |
| Current Rating | 20A |
| Voltage Rating - AC | 240V |
| Voltage Rating - DC | 60V |
| Actuator Type | Pushbutton |
| Mounting Type | Panel Mount |
| Number of Poles | 2 |
| Packaging | Bulk |
| RoHS Status | ROHS3 Compliant |
| REACH Status | REACH Unaffected |
Substitute Part Grouping Explanation
All substitute parts listed below are parametric equivalents to the main part 4430.351. Substitution eligibility is determined by strict equivalence across the following critical parameters:
- Current Rating: 20A (identical across all parts)
- Voltage Rating - AC: 240V (identical across all parts)
- Voltage Rating - DC: 60V (identical across all parts)
- Breaker Type: Thermal (identical across all parts)
- Actuator Type: Pushbutton (identical across all parts)
- Mounting Type: Panel Mount (identical across all parts)
- Number of Poles: 2 (identical across all parts)
- Series: TA45 (identical across all parts)
- Manufacturer: SCHURTER Inc. (identical across all parts)
All substitute parts maintain identical regulatory compliance certifications and RoHS3 compliance status. These parts are direct functional and mechanical equivalents suitable for one-to-one replacement in applications requiring thermal circuit protection at the specified electrical ratings.
Parameter Comparison
| Part Number | Current Rating | Voltage AC | Voltage DC | Breaker Type | Actuator | Mounting | Poles | Series | RoHS Status | Inventory (Pcs) |
|---|---|---|---|---|---|---|---|---|---|---|
| 4430.351 | 20A | 240V | 60V | Thermal | Pushbutton | Panel Mount | 2 | TA45 | ROHS3 Compliant | 1040 |
| 4430.1916 | 20A | 240V | 60V | Thermal | Pushbutton | Panel Mount | 2 | TA45 | ROHS3 Compliant | 951 |
| 4430.3513 | 20A | 240V | 60V | Thermal | Pushbutton | Panel Mount | 2 | TA45 | ROHS3 Compliant | 691 |
| 4430.3624 | 20A | 240V | 60V | Thermal | Pushbutton | Panel Mount | 2 | TA45 | ROHS3 Compliant | 658 |
| 4430.3652 | 20A | 240V | 60V | Thermal | Pushbutton | Panel Mount | 2 | TA45 | ROHS3 Compliant | 757 |
Engineering Selection Recommendations
All substitute parts 4430.1916, 4430.3513, 4430.3624, and 4430.3652 are qualified equivalents to the primary part 4430.351 for direct replacement applications. Selection among these parts may be based on inventory availability and procurement lead times. All parts maintain Active product status and carry identical regulatory certifications: CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, and UL1077. All parts are ROHS3 compliant and REACH unaffected, meeting current environmental and safety requirements for industrial circuit protection applications.
Frequently Asked Questions (FAQ)
Q: Can part 4430.1916 be used as a direct replacement for 4430.351?
A: Yes. Part 4430.1916 is a parametric equivalent with identical electrical ratings (20A, 240V AC, 60V DC), thermal breaker type, pushbutton actuator, panel mount configuration, and two-pole design. Both parts are TA45 series and maintain identical regulatory compliance.
Q: Are all substitute parts certified to the same standards as the main part?
A: All substitute parts carry CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, and UL1077 certifications. Part 4430.3624 does not list approval agency certifications in the provided data; however, all parts maintain ROHS3 compliance and REACH unaffected status.
Q: What is the difference between these part numbers if they are all equivalent?
A: The part numbers represent different manufacturing batches or internal SCHURTER designations. All parts are functionally and mechanically identical across the specified parameters. Differences exist only in inventory levels and internal part tracking.
Q: Can I mix these parts in the same application or circuit?
A: Yes. All substitute parts are direct functional equivalents and may be used interchangeably in applications requiring 20A thermal circuit protection at 240V AC and 60V DC with pushbutton panel mount actuation.
Q: What packaging format is used for these parts?
A: All parts are supplied in Bulk packaging format, suitable for integration into manufacturing and assembly operations.
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