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UEC1-12D

Industry IEC Contactors

UEC1-D series

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Certificates:

Product Characteristics

Optimized structure, compatible with other industrial contactors
Optimized materials, excellent resistance to abnormal heat
Optimized arc extinguishing system, better arc extinguishing effect for breaking load current
Long electric endurance under heavy load (AC-4 utilization category).
Abundant auxiliary contact blocks, can be freely combined 
Suitable for harsh environments.

Technical Parameters

Main 
Product SeriesUEC1
Product or Component TypeContactor
Device Short NameUEC1-12D
Contactor Application

Motor control 

Resistive load

Utilisation Category

AC-3

AC-4

AC-1

Poles Description3P
Rated Operational Voltage [Ue]Power circuit: ≤ 690 V AC 50/60Hz
Rated Operational Current [Ie]12 A (at ≤60 °C) at ≤ 400 V AC AC-3 for power circuit
25 A (at ≤60 °C) at ≤ 690 V AC AC-1 for power circuit

[Us] Control Circuit Voltage 

(AC 50/60Hz)

Voltage (V):  24   36     42   48   110    115   127   220   230  240  380   400   415
Code:        B7   CC7   D7   E7    F7    FE7   FC7    M7   P7   U7    Q7    V7    N7 
Complementary 
Motor Power kW

3 kW at 220/230 V AC 50/60 Hz (AC-3)

5.5 kW at 380/400 V AC 50/60 Hz (AC-3)

7.5 kW at 660/690 V AC 50/60 Hz (AC-3)

Motor Power hp

1 hp at 110…120 V AC 50/60 Hz for 1 phase motors

2 hp at 200…208 V AC 50/60 Hz for 1 phase motors

2 hp at 220…240 V AC 50/60 Hz for 1 phase motors

3 hp at 200…208 V AC 50/60 Hz for 3 phases motors

3 hp at 220…240 V AC 50/60 Hz for 3 phases motors

7.5 hp at 440…480 V AC 50/60 Hz for 3 phases motors

10 hp at 550…600 V AC 50/60 Hz for 3 phases motors

Pole Contact Composition3 NO
Conventional Free Air Thermal Current [Ith] 

25 A (at ≤60 °C) for power circuit

10 A (at ≤60 °C) for signalling circuit

Rated Short-Time Withstand Current [Icw] 

105 A ≤40 °C - 10 s for power circuit

210 A ≤40 °C - 1 s for power circuit

30 A ≤40 °C - 10 min for power circuit

61 A ≤40 °C - 1 min for power circuit

Associated Fuse Rating

10 A gG for signalling circuit conforming to IEC 60947-5-1

25 A gG at ≤ 690 V coordination type 2 for power circuit

Average Impedance2.7 mΩ - Ith 50 Hz for power circuit
[Ui] Rated Insulation Voltage 

Power circuit: 690 V conforming to IEC 60947-4-1

Power circuit: 600 V UL Certified

Signalling circuit: 690 V conforming to IEC 60947-5-1

Signalling circuit: 600 V UL Certified

Overvoltage Category III
Pollution Degree3
[Uimp] Rated Impulse Withstand Voltage 6 kV conforming to IEC 60947
Mechanical Durability10 M cycles
Electrical Durability1.5 M cycles 12 A AC-3 at Ue ≤ 400 V
Control Dircuit TypeAC at 50/60 Hz standard
Coil TechnologyWithout built-in suppressor module
Control Circuit Voltage Limits

0.8...1.1 Us (-40…60 °C): operational AC 50 Hz

0.85...1.1 Us (-40…60 °C): operational AC 60 Hz

1...1.1 Us (60…70 °C): operational AC 50/60 Hz

0.2...0.75 Us (-40…70 °C): drop-out AC 50/60 Hz

Inrush Power in VA75 VA 50/60 Hz (at 25 °C)
Hold-in Power Consumption in VA9.5 VA 50/60 Hz (at 25 °C)
Operating Time

Power circuit: 12...22 ms closing, 4...19 ms opening

Signalling circuit (NO): 15...26 ms closing, 4...19 ms opening

Signalling circuit (NC): 4...19 ms opening, 12...32 ms closing

Maximum Operating Rate

Electrical: 1000 cycs/h

Mechanical: 3600 cycs/h 

Connections - Terminals

Power circuit: screw clamp terminals 1 1…6 mm² (AWG 18…10)- cable stiffness: flexible without cable end

Power circuit: screw clamp terminals 2 1…6 mm² (AWG 18…10)- cable stiffness: flexible without cable end

Power circuit: screw clamp terminals 1 1…6 mm² (AWG 18…10)- cable stiffness: flexible with cable end

Power circuit: screw clamp terminals 2 1…4 mm² (AWG 18…12)- cable stiffness: flexible with cable end

Power circuit: screw clamp terminals 1 1…6 mm² (AWG 18…10)- cable stiffness: solid without cable end

Power circuit: screw clamp terminals 2 1…6 mm² (AWG 18…10)- cable stiffness: solid without cable end

Control circuit: screw clamp terminals 1 1…4 mm² (AWG 18…12)- cable stiffness: flexible without cable end

Control circuit: screw clamp terminals 2 1…4 mm² (AWG 18…12)- cable stiffness: flexible without cable end

Control circuit: screw clamp terminals 1 1…4 mm² (AWG 18…12)- cable stiffness: flexible with cable end

Control circuit: screw clamp terminals 2 1…2.5 mm² (AWG 18…14)- cable stiffness: flexible with cable end

Control circuit: screw clamp terminals 1 1…4 mm² (AWG 18…12)- cable stiffness: solid without cable end

Control circuit: screw clamp terminals 2 1…4 mm² (AWG 18…12)- cable stiffness: solid without cable end

Tightening Torque

Power circuit: 13 lb.in(1.5 N·m)- on screw clamp terminals - with screwdriver flat Ø 6 mm

Power circuit: 13 lb.in(1.5 N·m)- on screw clamp terminals - with screwdriver Philips No 2

Control circuit: 11 lb.in (1.2 N·m)- on screw clamp terminals - with screwdriver flat Ø 6 mm

Control circuit: 11 lb.in (1.2 N·m)- on screw clamp terminals - with screwdriver Philips No 2

Auxiliary Contact Composition1NO1NC,2NO2NC,other combinations can be customized
Minimum Switching Voltage24 V for signalling circuit
Minimum Switching Current 0.1A for signalling circuit
Insulation Resistance> 10 MΩ for signalling circuit
Mounting Support

Screw

35mm DIN Rail

Environment 
Standards

GB/T 14048.4,GB/T 14048.5, IEC/EN 60947-4-1,IEC/EN 60947-5-1,

BS EN 60947-4-1,BS EN 60947-5-1,UL 60947-4-1,UL 60947-5-1

Product CertificationsCCC,CE,UKCA,VDE, UL (cULus LISTED)
IP Degree of ProtectionIP20 front face conforming to IEC 60529

Permissible Ambient Air

Temperature Around the Device

-40…60 °C for normal operating

60…70 °C with derating (for operation in the range of Us...1.1Us)

Storage: -60…80 °C

Operating Altitude0...3000 m without derating
Fire ResistanceCurrent-carrying parts:850 °C conforming to IEC 60695-2-11
Height90 mm
Width45 mm 
Depth96 mm
Net Weight0.42 kg
Packing Units 
Unit Type of Package 11 box
Number of Units in Package 11 pcs
Package 1 Height 10.4 cm
Package 1 Width 5.0 cm
Package 1 Length 9.5 cm
Package 1 Weight 0.48 kg
Unit Type of Package 21 carton
Number of Units in Package 230 pcs
Package 2 Height 25.0 cm
Package 2 Width 29.0 cm
Package 2 Length 32.5 cm
Package 2 Weight 14.40 kg
Offer Sustainability 
REACH Regulation Conforming
EU RoHS Directive Conforming
Mercury Free Yes
China RoHS Regulation Conforming
RoHS Exemption Information Yes 
Contractual Warranty 
Warranty18 months

Dimension

UEC1-09…18(3 poles)  UEC1-09…18(3-Pole)

Control Circuit: AC

AC Contactor:

Mechanical Interlocking Contactor:

 

Note: unit mm. The unannotated tolerance of the mounting hole size is +/-0.5, and the unannotated tolerance of the rest of the product's external dimensions is +/-1.5 unless otherwise specified.

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UEC1-12D

Industry IEC Contactors