Menu
Your Cart

Relay, RM4UA33F

Relay, RM4UA33F
Relay, RM4UA33F
  • MODEL: RM4UA33F
  • LEAD TIME: in stock
$85.00

Product data sheet

Main
Range of ProductHarmony Relay
Relay TypeVoltage measurement relay
Product or Component TypeIndustrial measurement and control relays
Relay nameRM4U
Relay monitored parametersOvervoltage or undervoltage detection
time delayAdjustable 0.05...30 s
Contacts type and composition2 C/O

Complementary
Maximum switching voltage440 V AC
operating voltage tolerance0.85...1.1 Uc
Power consumption in VA1.9…3.3 VA AC
Output contacts2 C/O
Hysteresis5…30 % adjustable voltage threshold setting
Internal input resistance1111000 Ohm
668000 Ohm
11110000 Ohm
Permissible continuous overload550 V
400 V
Permissible non repetitive overload500 A <= 1 s
550 A <= 1 s
Switching threshold drift<= 0.06 % per degree centigrade depending permissible ambient air temperature
<= 0.5 % within the supply voltage range (0.85...1.1 Un)
Setting accuracy of time delay10 P
Time delay drift<= 0.07 % per degree centigrade depending on the rated operational temperature
<= 0.5 % within the supply voltage range (0.85...1.1 Un)
Quality labelsCE
Setting accuracy of the switching threshold+/-5 %
Operating positionAny position without derating
Overvoltage categoryIII IEC 60664-1
[Ui] rated insulation voltage500 V IEC
Supply disconnection value> 0.1 Uc
Connections - terminalsScrew terminals, 2 x 1.5 mm²flexible with cable end
Screw terminals, 2 x 2.5 mm²flexible without cable end
[Ie] rated operational current2 A 158 °F (70 °C) 24 V DC-13 IEC 60947-5-1/1991
2 A 158 °F (70 °C) 24 V DC-13 VDE 0660
3 A 158 °F (70 °C) 115 V AC-15 IEC 60947-5-1/1991
3 A 158 °F (70 °C) 115 V AC-15 VDE 0660
3 A 158 °F (70 °C) 24 V AC-15 IEC 60947-5-1/1991
3 A 158 °F (70 °C) 24 V AC-15 VDE 0660
3 A 158 °F (70 °C) 250 V AC-15 IEC 60947-5-1/1991
3 A 158 °F (70 °C) 250 V AC-15 VDE 0660
0.1 A 158 °F (70 °C) 250 V DC-13 IEC 60947-5-1/1991
0.1 A 158 °F (70 °C) 250 V DC-13 VDE 0660
0.3 A 158 °F (70 °C) 115 V DC-13 IEC 60947-5-1/1991
0.3 A 158 °F (70 °C) 115 V DC-13 VDE 0660
Tightening torque5.31…9.74 lbf.in (0.6…1.1 N.m)
Mechanical durability30000000 cycles
[Ith] conventional free air thermal current8 A
Switching capacity in mA10 mA 12 V
Contacts material90/10 silver nickel contacts
Number of cables2
Width0.89 in (22.5 mm)
Height3.07 in (78 mm)
Depth3.15 in (80 mm)
Terminals description ISO n°1(C-B2-B3)CO
(15-16-18)OC
(A1-A2)CO
(25-26-28)OC
Output relay stateTripped if A measured > A set
9 mm pitches2.5
Net Weight0.37 lb(US) (0.168 kg)

Environment
Electromagnetic compatibilityElectrostatic 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
Ambient air temperature for operation-4…149 °F (-20…65 °C)
Vibration resistance0.35 ms 10…55 Hz)IEC 60068-2-6
Shock resistance15 gn 11 ms IEC 60068-2-27
StandardsEN/IEC 60255-6
Product CertificationsUL
CSA
GL
Ambient Air Temperature for Storage-40…185 °F (-40…85 °C)
Relative humidity15…85 % 3K3 IEC 60721-3-3
IP degree of protectionIP20 IEC 60529 terminals)
IP50 IEC 60529 casing)
Pollution degree3 IEC 60664-1
Directives73/23/EEC - low voltage directive
89/336/EEC - electromagnetic compatibility
Resistance to electrostatic discharge6 kV contact IEC 61000-4-2 level 3
8 kV air IEC 61000-4-2 level 3
Resistance to electromagnetic fields9.14 V/m (10 V/m) IEC 61000-4-3 level 3
Resistance to fast transients2 kV IEC 61000-4-4 level 3
Protection against electric shocks2 kV level 3 IEC 61000-4-5
Disturbance radiated/conductedCISPR 11 group 1 - class A
CISPR 22 - class A
Dielectric test voltage2.5 kV
Non-dissipating shock wave4.8 kV