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RY610024 General Purpose Relay SPDT 8A 24VDC Equivalent & Substitute Parts
Part Overview
The RY610024 is a general purpose relay manufactured by TE Connectivity Potter & Brumfield Relays, featuring a single pole double throw (SPDT) contact configuration with an 8A contact rating and 24VDC coil voltage. This relay is designed for through-hole mounting applications with fully sealed construction and silver cadmium oxide contact material.
The RY610024 carries an obsolete product status. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production and maintenance requirements for systems utilizing this relay.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Coil Voltage | 24VDC |
| Contact Form | SPDT (1 Form C) |
| Contact Rating (Current) | 8 A |
| Switching Voltage (Max) | 400VAC |
| Mounting Type | Through Hole |
| Coil Current | 10.2 mA |
| Coil Resistance | 2.35 kOhms |
| Operating Temperature Range | -40°C to 70°C |
| Seal Rating | Sealed - Fully |
| Termination Style | PC Pin |
Substitute Part Grouping Explanation
Substitution of the RY610024 is determined by electrical and mechanical compatibility across the following critical parameters:
Electrical Compatibility Criteria:
- Coil voltage: 24VDC (must match exactly)
- Contact form: SPDT (1 Form C) configuration (must match exactly)
- Contact rating: 8 A minimum (equal or greater acceptable)
- Switching voltage: 400VAC maximum (equal or greater acceptable)
- Coil current: 10.2 mA (must match exactly)
- Coil resistance: 2.35 kOhms (must match exactly)
- Operating temperature range: -40°C to 70°C (must encompass or match)
Mechanical Compatibility Criteria:
- Mounting type: Through hole (must match exactly)
- Termination style: PC pin (must match exactly)
- Seal rating: Fully sealed (must match exactly)
The RY611024 satisfies all electrical and mechanical compatibility requirements and is classified as a direct substitute for the RY610024.
Parameter Comparison
| Parameter | RY610024 (Main Part) | RY611024 (Substitute) | Compatibility |
|---|---|---|---|
| Manufacturer | TE Connectivity Potter & Brumfield Relays | TE Connectivity Potter & Brumfield Relays | Match |
| Coil Voltage | 24VDC | 24VDC | Match |
| Contact Form | SPDT (1 Form C) | SPDT (1 Form C) | Match |
| Contact Rating (Current) | 8 A | 8 A | Match |
| Switching Voltage (Max) | 400VAC | 400VAC | Match |
| Coil Current | 10.2 mA | 10.2 mA | Match |
| Coil Resistance | 2.35 kOhms | 2.35 kOhms | Match |
| Mounting Type | Through Hole | Through Hole | Match |
| Termination Style | PC Pin | PC Pin | Match |
| Seal Rating | Sealed - Fully | Sealed - Fully | Match |
| Operating Temperature Range | -40°C to 70°C | -40°C to 70°C | Match |
| Must Operate Voltage | 16.8 VDC | 16.8 VDC | Match |
| Must Release Voltage | 2.4 VDC | 2.4 VDC | Match |
| Operate Time | 9 ms | 9 ms | Match |
| Release Time | 5 ms | 5 ms | Match |
| Product Status | Obsolete | Active | Substitute is active |
| RoHS Status | Not specified | ROHS3 Compliant | Substitute offers compliance |
| REACH Status | Not specified | REACH Unaffected | Substitute offers compliance |
Engineering Selection Recommendations
The RY611024 is the direct substitute for the obsolete RY610024. Both relays are manufactured by TE Connectivity Potter & Brumfield Relays and share identical electrical and mechanical specifications across all critical parameters.
Selection Basis:
The RY611024 provides functional equivalence with the following additional advantages:
-
Product Status: The RY611024 maintains active product status, ensuring ongoing availability and manufacturer support, whereas the RY610024 is obsolete.
-
Regulatory Compliance: The RY611024 is ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements for new designs and production.
-
Inventory Availability: The RY611024 is available in significantly higher quantities (9605 pieces in stock) compared to the RY610024 (1853 pieces in stock).
-
Contact Material Difference: The RY611024 utilizes silver nickel (AgNi) contact material, whereas the RY610024 uses silver cadmium oxide (AgCdO). Both materials are suitable for the specified 8A contact rating and 400VAC switching voltage. The silver nickel composition in the RY611024 aligns with modern environmental standards.
For applications requiring the RY610024, the RY611024 provides direct electrical and mechanical substitution without circuit modification or redesign.
Frequently Asked Questions (FAQ)
Q: Can the RY611024 be used as a direct replacement for the RY610024 without circuit modifications?
A: Yes. The RY611024 is electrically and mechanically equivalent to the RY610024. Both relays feature identical coil voltage (24VDC), contact form (SPDT), contact rating (8A), coil current (10.2 mA), coil resistance (2.35 kOhms), and operating characteristics. Through-hole mounting and PC pin termination are identical. No circuit modifications are required.
Q: What is the difference in contact material between these relays?
A: The RY610024 uses silver cadmium oxide (AgCdO) contact material, while the RY611024 uses silver nickel (AgNi) contact material. Both materials are rated for 8A continuous current and 400VAC maximum switching voltage. The silver nickel composition in the RY611024 reflects current manufacturing standards and environmental compliance requirements.
Q: Are there packaging differences between the RY610024 and RY611024?
A: The RY610024 is packaged with a dash designation, while the RY611024 is supplied in bulk packaging. Both relays are identical in physical dimensions and pin configuration for through-hole mounting applications.
Q: Why is the RY610024 listed as obsolete?
A: The RY610024 carries an obsolete product status from TE Connectivity Potter & Brumfield Relays. The RY611024 is the active equivalent product and is recommended for all new designs and ongoing production requirements.
Q: Does the RY611024 meet current regulatory standards?
A: Yes. The RY611024 is ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements for electronic components in most jurisdictions.
Q: Are the operating and release times identical between these relays?
A: Yes. Both the RY610024 and RY611024 have an operate time of 9 milliseconds and a release time of 5 milliseconds. The must operate voltage (16.8 VDC) and must release voltage (2.4 VDC) are also identical.
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