Schneider RM35HZ21FM - Monitoring relay; monitor min.or max.frequency value; 0.1÷10s
Schneider

Monitoring relay; monitor min.or max.frequency value; 0.1÷10s

Schneider RM35HZ21FM, Monitoring relay; monitor min.or max.frequency value; 0.1÷10s. Category: Harmony Control Relays. Request a quote for price and lead time.

Key Specifications

Range Of Product
Harmony Control Relays
Relay Type
Frequency control relays
Product Or Component Type
Frequency control relay
Relay Name
RM35HZ21FM

Product Description

This Harmony RM35-HZ control relay allows monitoring of frequency control. This modular control relay is ideal for monitoring of frequency variations in electrical power sources such as wind turbine and micro-power stations. It has one of market medium form-factors with 35mm width, allowing for a flexible and easy installation on DIN rail, using the same space as any modular 3-pole DIN device. It also offers a selectable memory function, integral LED for indicating control status, sealable cover, with simple and precise settings with screw trimmers. It provides an automatic detection of abnormal electrical values before they incur serious damage to machinery thus reducing your maintenance and downtime costs. Multi function controller for wide choice selected in hard-wired logic automated systems, ideal for refurbishment of old installations without using a PLC.

Key Features

  • "Simplified panel design due to 35mm width same as 3-pole circuit breaker"
  • "Experience unprecedented accuracy, predictive maintenance, and superior security."
  • "Provides automatic shutdown management and fault information for a quick fault identification and troubleshooting"
  • "Transparent cover to protect settings from being tampered with reducing maintenance"
  • "Compatible with a wide range of applications, such as hoisting, packaging, lifts, textile, pumping, and water."

Technical Specifications

Main11
Range Of ProductHarmony Control Relays
Relay TypeFrequency control relays
Product Or Component TypeFrequency control relay
Relay NameRM35HZ21FM
Relay Monitored ParametersOverfrequency and underfrequency 50 or 60 Hz
Time Delay TypeAdjustable 0.1...10 s, +/- 10 % Tt- time delay upon fault
Switching Capacity In VA1250 VA
Minimum Switching Current10 mA at 5 V DC
Maximum Power Consumption In VA6 VA AC
Measurement Range40...70 Hz
Utilisation CategoryAC-12 conforming to IEC 60947-5-1; AC-13 conforming to IEC 60947-5-1; AC-14 conforming to IEC 60947-5-1; AC-15 conforming to IEC 60947-5-1; DC-12 conforming to IEC 60947-5-1; DC-13 conforming to IEC 60947-5-1; DC-14 conforming to IEC 60947-5-1
Complementary35
Reset Time2000 ms time delay
Maximum Switching Voltage250 V AC/DC
[Us] Rated Supply Voltage120...277 V AC
[Un] Rated Nominal Voltage120...277 V AC, non self-powered
Supply Voltage Limits102…308 V AC
Control Circuit Frequency40...70 Hz
Width35 mm
Output Contacts1 C/O + 1 C/O
Contacts MaterialCadmium free
Nominal Output Current5 A
Maximum Input Frequency70 Hz
Maximum Measuring Cycle200 ms measurement cycle as true rms value
Delay At Power Up0.5 s
Hysteresis0.3 % fixed
Measurement Accuracy+/- 10 % of the full scale value in input; +/- 10 % of the full scale value in time delay
Repeat Accuracy+/- 0.5 % for input and measurement circuit; +/- 0.5 % for time delay
Measurement Error+/- 0.05 %/°C with temperature variation; < +/- 1 % over the whole range with voltage variation
Threshold Setting-2...10 Hz; -10...2 Hz
MarkingCE : 73/23/EEC; CE : EMC 89/336/EEC
Overvoltage CategoryIII conforming to IEC 60664-1
Insulation Resistance> 500 MOhm at 500 V DC between supply and relay output conforming to IEC 60255-5; > 500 MOhm at 500 V DC between measurement and relay output conforming to IEC 60664-1; > 1 MOhm at 500 V DC between supply and measurement conforming to IEC 60255-5; > 500 MOhm at 500 V DC between supply and relay output conforming to IEC 60664-1; > 500 MOhm at 500 V DC between measurement and relay output conforming
[Ui] Rated Insulation Voltage400 V conforming to IEC 60664-1
Operating Voltage Tolerance- 15 % + 10 % Un
Supply Frequency50/60 Hz +/- 10 %
InsulationNo galvanic insulation between supply and measurement
Operating PositionAny position without derating
Connections - TerminalsScrew terminals, 1 x 0.5...1 x 4 mm² (20 AWG...11 AWG) solid without cable end; Screw terminals, 2 x 0.5...2 x 2.5 mm² (20 AWG...14 AWG) solid without cable end; Screw terminals, 1 x 0.2...1 x 2.5 mm² (24 AWG...12 AWG) flexible with cable end; Screw terminals, 2 x 0.2...2 x 1.5 mm² (24 AWG...16 AWG) flexible with cable end
Tightening Torque0.6…1 N.m conforming to IEC 60947-1
Housing MaterialPolycarbonate
Local Signalling1 LED green for power ON; 1 LED yellow for correct frequency (high R1); 1 LED yellow for correct frequency (low R2)
Mounting Support35 mm symmetrical DIN rail conforming to IEC 60715
Electrical Durability100000 cycles
Mechanical Durability30000000 cycles
Operating Rate<= 360 operations/hour full load
Control TypeWithout test button
Environment13
Immunity To Microbreaks10 ms
Electromagnetic CompatibilityEmission standard for industrial environments conforming to IEC 61000-6-4; Emission standard for residential, commercial and light-industrial environments conforming to IEC 61000-6-3; Immunity for industrial environments conforming to NF EN/IEC 61000-6-2
StandardsIEC 60255-6; NF EN 60255-6
Product CertificationsGL; UL; CSA; C-Tick; GOST
Ambient Air Temperature For Storage-40…70 °C
Ambient Air Temperature For Operation-20…50 °C
Relative Humidity95 % at 55 °C conforming to IEC 60068-2-30
Vibration Resistance0.35 mm (f= 5…57.6 Hz) conforming to IEC 60068-2-6/IEC 60255-21-1; 1 gn (f= 57.6…150 Hz) conforming to IEC 60068-2-6/IEC 60255-21-1
Shock Resistance15 gn for 11 ms conforming to IEC 60255-21-1
IP Degree Of ProtectionIP20 (terminals) conforming to IEC 60529; IP30 (casing) conforming to IEC 60529
Pollution Degree3 conforming to IEC 60664-1
Dielectric Test Voltage2 kV AC 50 Hz
Non-dissipating Shock Wave4 kV
Packing Units12
Unit Type Of Package 1PCE
Number Of Units In Package 11
Package 1 Height4.600 cm
Package 1 Width8.000 cm
Package 1 Length9.700 cm
Package 1 Weight126.000 g
Unit Type Of Package 2S03
Number Of Units In Package 248
Package 2 Height30.000 cm
Package 2 Width30.000 cm
Package 2 Length40.000 cm
Package 2 Weight6.838 kg
Logistical informations1
Country Of OriginID
Contractual warranty1
Warranty (in Months)18

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