Description

Schneider RE17RLMU | Asymmetrical flashing relay – 1 s..100 h – 24..240 V AC – 1 OC

Introduction

The Schneider RE17RLMU is a cutting-edge asymmetrical flashing relay designed to provide precise control over timing functions in electrical circuits. Its versatility and reliability make it a preferred choice among professionals in the electrical engineering field.

Functionality

This relay operates by alternating the on/off cycle of a connected electrical load, allowing for customizable flashing intervals ranging from 1 second to 100 hours. This level of control is vital in applications where precise timing is required, such as industrial automation, lighting systems, and equipment monitoring.

Technical Specs

The RE17RLMU supports a wide voltage range from 24V AC to 240V AC, with a single output contact (1 OC) for seamless integration into diverse circuit setups. Its compact design and DIN rail mounting make it suitable for both new installations and retrofitting projects.

Applications

This relay finds extensive use in scenarios where intermittent operation or flashing signals are necessary. Examples include traffic signal control, elevator systems, conveyor belts, and HVAC (Heating, Ventilation, and Air Conditioning) units.

Advantages

One of the key advantages of the Schneider RE17RLMU is its ability to enhance energy efficiency by controlling the duration of electrical loads. This not only reduces power consumption but also extends the lifespan of connected devices.

Installation

Installing the RE17RLMU relay is straightforward, thanks to its user-friendly design and clear labeling of terminals. However, it is crucial to follow manufacturer guidelines and safety protocols during installation to ensure optimal performance and safety.

Troubleshooting

Despite its reliability, occasional issues may arise with the RE17RLMU relay. Common problems include erratic flashing patterns or failure to operate as expected. Troubleshooting steps may involve checking wiring connections, power supply integrity, and programming settings.

Maintenance

Regular maintenance is essential to keep the Schneider RE17RLMU relay operating smoothly. This includes periodic inspection of connections, cleaning of terminals, and updating firmware if applicable. Proper maintenance not only prevents downtime but also prolongs the relay’s lifespan.

Conclusion

In conclusion, the Schneider RE17RLMU asymmetrical flashing relay offers a sophisticated solution for precise timing control in electrical systems. Its advanced features, ease of installation, and versatility make it a valuable asset across various industries.

FAQs

  1. Can the flashing interval of the RE17RLMU be adjusted on the fly?
    • No, the flashing interval needs to be programmed beforehand using the relay’s settings.
  2. Is the RE17RLMU suitable for outdoor applications?
    • Yes, it is designed to withstand a wide temperature range and is suitable for outdoor use with proper protection.
  3. What is the typical lifespan of the RE17RLMU relay?
    • With regular maintenance and proper usage, the relay can last for several years.
  4. Can multiple RE17RLMU relays be synchronized for coordinated flashing operations?
    • Yes, multiple relays can be synchronized for synchronized flashing sequences.
  5. Does the RE17RLMU have built-in surge protection?
    • Yes, it is equipped with surge protection to safeguard against electrical spikes and surges.

Additional information

brands

Schneider Electric

Specifications

Main
Range of product Harmony Timer Relays
Discrete output type Relay
Product or component type Modular timing relay
Width 17.5 mm
Device short name RE17R
Time delay type Asymmetrical flashing
Time delay range 1...10 h 1...10 s 0.1...1 s 6...60 min 1...10 min 10...100 h 6...60 s
Nominal output current 8 A
Complementary
Contacts type and composition 1 C/O
Contacts material Cadmium free
Height 90 mm
Depth 72 mm
Control type Selector switch front panel
[Us] rated supply voltage 24...240 V AC 50/60 Hz 24 V DC
Voltage range 0.85...1.1 Us
Supply frequency 50...60 Hz +/- 5 %
release of input voltage 10 V
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 Asymmetrical flashing - L- Asymmetrical flashing relay (starting pulse-off) Asymmetrical flashing - Li- Asymmetrical flashing relay (starting pulse-on)
control signal pulse width 100 ms with load in parallel typical 30 ms typical
Insulation resistance 100 MOhm at 500 V DC conforming to IEC 60664-1
Reset time 120 ms on de-energisation typical
On-load factor 100 %
Power consumption in VA 0…32 VA at 240 V AC
Maximum power consumption in W 0.6 W at 24 V DC
Minimum switching current 10 mA at 5 V DC
Maximum switching current 8 A AC/DC
Maximum switching voltage 250 V AC
Breaking capacity 2000 VA
operating frequency 10 Hz
Electrical durability 100000 cycles (8 A at 250 V AC maximum) for resistive load
Mechanical durability 10000000 cycles
Dielectric strength 2.5 kV 1 mA/1 minute 50 Hz conforming to IEC 61812-1
[Uimp] rated impulse withstand voltage 5 kV during 1.2/50 µs
power on delay 100 ms
Marking CE
Creepage distance 4 kV/3 conforming to IEC 60664-1
Safety reliability data MTTFd = 296.8 years B10d = 270000
Mounting position Any position in relation to normal vertical mounting plane
Mounting support 35 mm DIN rail conforming to IEC 60715
Local signalling LED indicator for on steady: relay energised, no timing in progress LED indicator for flashing: timing in progress 80 % ON and 20 % OFF
Function available L- Asymmetrical flashing relay (starting pulse-off)-1 C/O Li- Asymmetrical flashing relay (starting pulse-on)-1 C/O
Net weight 0.07 kg
Control type Without test button
Number of functions 2
Time delay type L, Li
Functionality Asymmetrical flashing timer
Compatibility code RE17
Environment
Immunity to microbreaks 20 ms
Standards 2006/95/EC IEC 61000-6-2 IEC 61000-6-4 2004/108/EC IEC 61812-1 IEC 61000-6-3 IEC 61000-6-1
Product certifications GL cULus CSA
Ambient air temperature for storage -30…60 °C
Ambient air temperature for operation -20…60 °C
IP degree of protection IP20 (terminal block) conforming to IEC 60529 IP40 (housing) conforming to IEC 60529 IP50 (front panel) conforming to IEC 60529
Vibration resistance 20 m/s² (f= 10…150 Hz) conforming to IEC 60068-2-6
Shock resistance 15 gn for 11 ms conforming to IEC 60068-2-27
Relative humidity 93 % without condensation conforming to IEC 60068-2-30
Electromagnetic compatibility Electrostatic discharge immunity test: (in contact), level 3, 6 kV, conforming to IEC 61000-4-2 Electrostatic discharge immunity test: (in air), level 3, 8 kV, conforming to IEC 61000-4-2 Susceptibility to electromagnetic fields: (80 MHz to 1 GHz), level 3, 10 V/m, conforming to IEC 61000-4-3 Electrical fast transient/burst immunity test: (capacitive connecting clip), level 3, 1 kV, conforming to IEC 61000-4-4 Electrical fast transient/burst immunity test: (direct), level 3, 2 kV, conforming to IEC 61000-4-4 1.2/50 µs shock waves immunity test: (differential mode), level 3, 1 kV, conforming to IEC 61000-4-5 1.2/50 µs shock waves immunity test: (common mode), level 3, 2 kV, conforming to IEC 61000-4-5 Conducted RF disturbances: (0.15...80 MHz), level 3, 10 V, conforming to IEC 61000-4-6 Voltage dips and interruptions immunity test: (1 cycle), 0 %, conforming to IEC 61000-4-11 Voltage dips and interruptions immunity test: (25/30 cycles), 70 %, conforming to IEC 61000-4-11 Conducted and radiated emissions: , class B, conforming to EN 55022
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 2.8 cm
Package 1 Width 7.8 cm
Package 1 Length 9.6 cm
Package 1 Weight 81.0 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 3.68 kg

Main documents

Main documents

Datasheet Download Datasheet
Product datasheet Download
Instruction sheet
Download
Catalog Download
Environmental disclosure
Download
CAD Files Download

Main documents

Datasheet Download Datasheet
Product datasheet Download
Instruction sheet
Download
Catalog Download
Environmental disclosure
Download
CAD Files Download

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