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UEC1-25C(DC Coil)

Industry IEC Contactors(DC Coil)

UEC1-C 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 NameUEC1-25C
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]25 A (at ≤60 °C) at ≤ 400 V AC AC-3 for power circuit
40 A (at ≤60 °C) at ≤ 690 V AC AC-1 for power circuit

[Us] Control Circuit Voltage 

 

Voltage (VDC):  12   24    36     48    60    72   110    125   220   250   
Code:          JD    BD   CD    ED    ND   SD    FD     GD   MD   UD 
Complementary 
Motor Power kW

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

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

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

Motor Power hp

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

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

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

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

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

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

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

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

40 A (at ≤60 °C) for power circuit

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

Rated Short-Time Withstand Current [Icw] 

240 A ≤40 °C - 10 s for power circuit

380 A ≤40 °C - 1 s for power circuit

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

120 A ≤40 °C - 1 min for power circuit

Associated Fuse Rating

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

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

Average Impedance2 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 Durability1.0 M cycles 25 A AC-3 at Ue ≤ 400 V
Control Dircuit TypeDC
Coil TechnologyWithout built-in suppressor module
Control Circuit Voltage Limits

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

0.1...0.6 Us (-40…60 °C): drop-out

Inrush Power in W7W  (at 25 °C)
Hold-in Power Consumption in W7W  (at 25 °C)
Operating Time

Power circuit: 52...72 ms closing, 10...20 ms opening

Signalling circuit (NO): 52...72 ms closing, 10...20 ms opening

Signalling circuit (NC): 44...68 ms opening, 10...30 ms closing

Maximum Operating Rate

Electrical: 600 cycs/h

Mechanical: 3600 cycs/h 

Connections - Terminals

Power circuit: screw clamp terminals 1 2.5…10 mm² (AWG 14…8)- cable stiffness: flexible without cable end

Power circuit: screw clamp terminals 2 2.5…10 mm² (AWG 14…8) - cable stiffness: flexible without cable end

Power circuit: screw clamp terminals 1 1.5…10 mm² (AWG 16…8) - cable stiffness: flexible with cable end

Power circuit: screw clamp terminals 2 1.5…6 mm² (AWG 16…10) - cable stiffness: flexible with cable end

Power circuit: screw clamp terminals 1 1.5…10 mm² (AWG 16…8) - cable stiffness: solid without cable end

Power circuit: screw clamp terminals 2 2.5…10 mm² (AWG 14…8) - 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: 22 lb.in(2.5 N·m)- on screw clamp terminals - with screwdriver flat Ø 6 mm

Power circuit: 22 lb.in(2.5 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
Height92.5 mm
Width45 mm 
Depth107 mm
Net Weight0.62 kg
Packing Units 
Unit Type of Package 11 box
Number of Units in Package 11 pcs
Package 1 Height 11.7cm
Package 1 Width 5.2 cm
Package 1 Length 9.7 cm
Package 1 Weight 0.68 kg
Unit type of Package 21 carton
Number of Units in Package 230 pcs
Package 2 Height 27.4 cm
Package 2 Width 29.3 cm
Package 2 Length 33.3 cm
Package 2 Weight 20.70 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

Dimensions

UEC1-25...38 (3P, DC Coil)  

AC Contactor:

IMG_256

Interlock Contactor:

Note: The unit is mm. The tolerance for mounting holes: ± 0.5; for other external dimensions: ± 1.5, unless otherwise specified.

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