Overview
Specification
| Parameter | Specification |
|---|---|
| Model | H4135A |
| Product Code | H 4135A |
| Manufacturer | HIMA |
| Product Type | Safety Switching Relay |
| Function | Signal switching and isolation |
| Contact Configuration | Force-guided safety contacts |
| Number of Contacts | 4 safety contacts |
| Rated Control Voltage | 24 V DC |
| Rated Switching Voltage | Up to 250 V AC |
| Rated Switching Current | Up to 5 A |
| Contact Material | Silver alloy |
| Safety Integrity Level | Suitable for SIL 3 systems |
| Standards Compliance | IEC 61508, EN 50205 |
| Mechanical Lifetime | >10 million switching cycles |
| Electrical Lifetime | >100,000 switching cycles at rated load |
| Mounting Method | Plug-in relay socket |
| Operating Temperature | -25°C to +60°C |
| Protection Class | IP20 |
| Typical Load Types | Relays, contactors, shutdown circuits |
FAQ
A1: It safely switches and isolates control signals in safety-related automation systems.
Q2: Is the H4135A suitable for SIL 3 safety applications?
A2: Yes, it supports SIL 3 systems when used within certified safety architectures.
Q3: What type of contacts does the relay use?
A3: It uses force-guided safety contacts to ensure reliable fault detection.
Q4: Can the H4135A switch AC and DC loads?
A4: Yes, it can switch both AC and DC loads within its rated specifications.
Q5: How is the relay installed?
A5: It is installed as a plug-in relay using a compatible relay socket.
Q6: Which industries commonly use the H4135A relay?
A6: It is widely used in oil and gas, chemical, power, and industrial manufacturing sectors.
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