Level control relay RM22-L - 380..415 V AC - 1 C/O

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This Harmony RM22-LG relay allows monitoring of liquid level control in 3-phase networks." This modular multi function 3-phase liquid level control relay is ideal for monitoring of electrical values in industrial and building control panels." "It applies to a wide type of industrial automation applications such as hoisting, packaging, lifts, textile, water." "It has one of market slim form-factors with 22.5mm width, allowing for a flexible and easy installation on DIN rail, using the same space as any modular 1-pole DIN device." "It also offers a diagnostic button, sealable cover, simple and precise settings with screw trimmers." "It provides automatic shutdown management and fault information to user for a quick fault identification and troubleshooting." "multi function controller for wide choice selected in hard-wired logic automated systems, ideal for refurbishment of old installations without using a PLC." 0 0 0 0 0 0 0 0 0

Product Details

[in] Rated Current 8 A
[uc] Control Circuit Voltage 380...415 V
[us] Rated Supply Voltage 380...415 V AC 50/60 Hz
Ambient Air Temperature for Storage -40-70 °C
Compatibility Code RM22
Contacts Type and Composition 1 C/O
Electrical Durability 100000 cycles
Electromagnetic Compatibility immunity for residential, commercial and light-industrial environments conforming to EN/IEC 61000-6-1
Ip Degree of Protection IP20 (terminals) conforming to IEC 60529
Mechanical Durability 10000000 cycles
Mounting Support 35 mm DIN rail conforming to EN/IEC 60715
Net Weight 0.1 kg
Overvoltage Category III conforming to IEC 60664-1
Pollution Degree 3 conforming to IEC 60664-1
Product Certifications CSA
Product or Component Type level control relay
Range of Product Harmony Control Relays
Relative Humidity 93-97 % at 25-55 °C conforming to IEC 60068-2-30
Standards EN/IEC 60255-1
Tightening Torque 0.6-1 N.m conforming to IEC 60947-1
Utilisation Category AC-15 conforming to IEC 60947-5-1
Width 22.5 mm
Connections - Terminals screw connectors
Cable Capacitance 1 nF at HS (High Sensitivity) for probe cable
Contacts Material cadmium free
Dielectric Test Voltage 2.5 kV, 1 min AC 50 Hz conforming to IEC 60255-27
Functionality resistive probe detection
Housing Material self-extinguishing plastic
Immunity to Microbreaks 100 ms DC
Insulation between supply and measurement
Maximum Cable Distance Between Devices 1000 m between probe and delay
Maximum Electrode Current 1 mA
Maximum Electrode Voltage 12 V AC
Maximum Supply Current for Sensors 1 mA
Maximum Switching Current 8 A AC
Maximum Switching Voltage 250 V AC
Measurement Error < 1 % over the whole range with voltage variation
Minimum Switching Current 10 mA at 5 V DC
Mounting Position any position
Nominal Output Current 8 A
Output Contacts 2 C/O
Relay Monitored Parameters detection by resistive probes
Relay Name RM22L
Relay Type level control relay
Repeat Accuracy +/- 2 % for time delay
Run-up Delay at Power-up 0.6 s
Safety Reliability Data MTTFd = 125.5 years
Sensitivity Adjustment 5-100 %
Sensitivity Scale 5...100 kOhm St (Standard Sensitivity)
Shock Resistance 15 gn (duration = 11 ms) for not in operation conforming to IEC 60068-2-27
Supply Voltage Limits 323-456.5 V AC
Switching Capacity in Va 2000 VA
Time Delay Type without
Vibration Resistance 0.075 mm (f= 10-58.1 Hz) not in operation conforming to IEC 60068-2-6

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