Schneider RE22R2AMR | Dual function relay, Harmony Timer Relays, 8A, 2CO, 0.05s…300h, power on delay, 24…240V AC DC
Description
Schneider RE22R2AMR | Dual function relay, Harmony Timer Relays, 8A, 2CO, 0.05s…300h, power on delay, 24…240V AC DC
Introduction: In the world of electrical engineering, the Schneider RE22R2AMR dual function relay stands out as a versatile and reliable component. Let’s delve into its features, specifications, applications, and more to understand its significance in various industries.
Features: The Schneider RE22R2AMR is a dual function relay that combines the functionality of a harmony timer relay. This integration makes it a powerful tool for controlling electrical circuits with precision and efficiency.
Specifications:
- Current Rating: 8A
- Contacts: 2CO (2 Changeover contacts)
- Timing Range: 0.05 seconds to 300 hours
- Voltage Compatibility: 24V to 240V AC/DC
- Functionality: Power on delay
Applications: This relay finds its applications in diverse fields such as industrial automation, control systems, machinery, HVAC (Heating, Ventilation, and Air Conditioning), and more. Its ability to handle a wide range of voltages and timings makes it suitable for various tasks.
Advantages: One of the primary advantages of the Schneider RE22R2AMR is its dual functionality, offering both timing control and relay switching in a single unit. This not only saves space but also simplifies the wiring and installation process.
How It Works: The relay operates by receiving a control signal, which triggers the timing mechanism based on the set parameters. It then switches the contacts accordingly, either opening or closing the circuit as required.
Installation: Installing the Schneider RE22R2AMR relay follows standard electrical installation procedures. It’s crucial to adhere to safety guidelines and consult the product manual for specific instructions based on the application.
Maintenance: Regular maintenance ensures optimal performance and longevity of the relay. This includes periodic checks for loose connections, cleaning of terminals, and verifying the timing accuracy.
Troubleshooting: Common issues with relays may include malfunctioning due to voltage spikes, wiring faults, or component degradation over time. Troubleshooting involves systematic checks of the electrical system and replacing any faulty components.
Conclusion: The Schneider RE22R2AMR dual function relay is a reliable solution for precise timing control and relay switching tasks. Its robust design, wide voltage compatibility, and ease of installation make it a preferred choice in industrial and commercial setups.
FAQs
- What is the difference between a dual function relay and a standard relay? A dual function relay combines timing control and relay switching in one unit, while a standard relay focuses solely on switching electrical circuits.
- Can the timing range of the Schneider RE22R2AMR be customized? Yes, the timing range can be adjusted within the specified limits based on the application requirements.
- Is the Schneider RE22R2AMR suitable for high-voltage applications? Yes, it is compatible with voltages ranging from 24V to 240V AC/DC, making it suitable for a wide range of applications.
- What are some common applications of harmony timer relays? Harmony timer relays like the Schneider RE22R2AMR are commonly used in automation systems, motor controls, lighting controls, and HVAC systems.
- How can I ensure the safety of electrical installations involving relays? It’s essential to follow safety guidelines, use appropriate protective equipment, and consult with qualified professionals for complex installations.
Additional information
| brands | Schneider Electric |
|---|
Specifications
| Range of product | Harmony Timer Relays |
|---|---|
| Discrete output type | Relay |
| Product or component type | Modular timing relay |
| Device short name | RE22 |
| Nominal output current | 8 A |
| Contacts type and composition | 1 C/O timed contact, cadmium free 1 C/O timed or instantaneous contact, cadmium free |
|---|---|
| Time delay type | Power on-delay |
| Time delay range | 0.05...1 s 0.3...3 s 3...30 h 30...300 min 10...100 s 30...300 s 3...30 s 30...300 h 1...10 s 3...30 min |
| Control type | Rotary knob Diagnostic button Potentiometer external |
| [Us] rated supply voltage | 24...240 V AC/DC 50/60 Hz |
| Release input voltage | <= 2.4 V |
| Voltage range | 0.85...1.1 Us |
| Supply frequency | 50...60 Hz +/- 5 % |
| Connections - terminals | Screw terminals, 1 x 0.5...1 x 3.3 mm² (AWG 20...AWG 12) solid without cable end Screw terminals, 2 x 0.5...2 x 2.5 mm² (AWG 20...AWG 14) solid without cable end Screw terminals, 1 x 0.2...1 x 2.5 mm² (AWG 24...AWG 14) flexible with cable end Screw terminals, 2 x 0.2...2 x 1.5 mm² (AWG 24...AWG 16) flexible with cable end |
| Tightening torque | 0.6…1 N.m conforming to IEC 60947-1 |
| Housing material | Self-extinguishing |
| Repeat accuracy | +/- 0.5 % conforming to IEC 61812-1 |
| Temperature drift | +/- 0.05 %/°C |
| Voltage drift | +/- 0.2 %/V |
| Setting accuracy of time delay | +/- 10 % of full scale at 25 °C conforming to IEC 61812-1 |
| Time delay type | Power on-delay - A- Power on-delay relay Power on-delay - Aw- Power on-delay relay w/ retrigger/restart |
| Control signal pulse width | 100 ms with load in parallel 30 ms |
| Insulation resistance | 100 MOhm at 500 V DC conforming to IEC 60664-1 |
| Recovery time | 120 ms on de-energisation |
| Immunity to microbreaks | 10 ms |
| Power consumption in VA | 3 VA at 240 V AC |
| Power consumption in W | 1.5 W at 240 V DC |
| Switching capacity in VA | 2000 VA |
| Minimum switching current | 10 mA at 5 V DC |
| Maximum switching current | 8 A |
| Maximum switching voltage | 250 V AC |
| Electrical durability | 100000 cycles, 8 A at 250 V, AC-1 100000 cycles, 2 A at 24 V, DC-1 |
| Mechanical durability | 10000000 cycles |
| Rated impulse withstand voltage | 5 kV for 1.2…50 µs conforming to IEC 60664-1 |
| Power on delay | 100 ms |
| Creepage distance | 4 kV/3 conforming to IEC 60664-1 |
| Overvoltage category | III conforming to IEC 60664-1 |
| Safety reliability data | B10d = 200000 MTTFd = 216.8 years |
| Mounting position | Any position |
| Mounting support | 35 mm DIN rail conforming to IEC 60715 |
| Status LED | LED backlight green (steady) for dial pointer indication LED yellow (steady) for output relay energised LED yellow (fast flashing) for timing in progress and output relay de-energised LED yellow (slow flashing) for timing in progress and output relay energised |
| Function available | A- Power on-delay relay-2 C/O Aw- Power on-delay relay w/ retrigger/restart-2 C/O |
| Width | 22.5 mm |
| Net weight | 0.105 kg |
| Control type | With test button |
| Number of functions | 2 |
| Dielectric strength | 2.5 kV for 1 mA/1 minute at 50 Hz between relay output and power supply with basic insulation conforming to IEC 61812-1 |
|---|---|
| Standards | UL 508 IEC 61812-1 |
| Directives | 2004/108/EC - electromagnetic compatibility 2006/95/EC - low voltage directive |
| Product certifications | CE CCC GL UL RCM EAC CSA |
| Ambient air temperature for operation | -20…60 °C |
| Ambient air temperature for storage | -40…70 °C |
| IP degree of protection | IP40 housing: conforming to IEC 60529 IP20 terminals: conforming to IEC 60529 IP50 front panel: conforming to IEC 60529 |
| Pollution degree | 3 conforming to IEC 60664-1 |
| Vibration resistance | 20 m/s² (f= 10…150 Hz) conforming to IEC 60068-2-6 |
| Shock resistance | 15 gn not operating for 11 ms conforming to IEC 60068-2-27 5 gn in operation for 11 ms conforming to IEC 60068-2-27 |
| Relative humidity | 95 % at 25…55 °C |
| Electromagnetic compatibility | Fast transients immunity test - test level: 1 kV level 3 (capacitive connecting clip) conforming to IEC 61000-4-4 Surge immunity test - test level: 1 kV level 3 (differential mode) conforming to IEC 61000-4-5 Surge immunity test - test level: 2 kV level 3 (common mode) conforming to IEC 61000-4-5 Electrostatic discharge - test level: 6 kV level 3 (contact discharge) conforming to IEC 61000-4-2 Electrostatic discharge - test level: 8 kV level 3 (air discharge) conforming to IEC 61000-4-2 Radiated radio-frequency electromagnetic field immunity test - test level: 10 V/m level 3 (80 MHz...1 GHz) conforming to IEC 61000-4-3 Conducted RF disturbances - test level: 10 V level 3 (0.15...80 MHz) conforming to IEC 61000-4-6 Fast transient bursts - test level: 2 kV level 3 (direct contact) conforming to IEC 61000-4-4 Immunity to microbreaks and voltage drops - test level: 30 % (500 ms) conforming to IEC 61000-4-11 Immunity to microbreaks and voltage drops - test level: 100 % (20 ms) conforming to IEC 61000-4-11 |
| Unit Type of Package 1 | PCE |
|---|---|
| Number of Units in Package 1 | 1 |
| Package 1 Height | 2.6 cm |
| Package 1 Width | 8.2 cm |
| Package 1 Length | 9.5 cm |
| Package 1 Weight | 114.0 g |
| Unit Type of Package 2 | S02 |
| Number of Units in Package 2 | 40 |
| Package 2 Height | 15.0 cm |
| Package 2 Width | 30.0 cm |
| Package 2 Length | 40.0 cm |
| Package 2 Weight | 5.04 kg |
| Unit Type of Package 3 | P06 |
| Number of Units in Package 3 | 640 |
| Package 3 Height | 75.0 cm |
| Package 3 Width | 60.0 cm |
| Package 3 Length | 80.0 cm |
| Package 3 Weight | 72.96 kg |
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