EATON 277489

Additional Information

Part Number

277489

Specifications

Contact configuration

1 NC

Terminal capacity (flexible with ferrule)

1 x (0.75 - 1.5) mm²

Rated operational current for specified heat dissipation (In)

9 A

10.11 Short-circuit rating

Is the panel builder's responsibility. The specifications for the switchgear must be observed.

Rated operational power at AC-3, 380/400 V, 50 Hz

4 kW

Conventional thermal current ith (3-pole, enclosed)

18 A

Rated operational power at AC-4, 380/400 V, 50 Hz

2.5 kW

Rated operational current (Ie) at AC-4, 440 V

6 A

Rated control supply voltage (Us) at AC, 50 Hz - min

24 V

10.4 Clearances and creepage distances

Meets the product standard's requirements.

Number of contacts (normally closed) as main contact

0

Short-circuit current rating (high fault at 480 V)

65 kA, CB, SCCR (UL/CSA)

Conventional thermal current ith at 55°C (3-pole, open)

21 A

Rated operational power (NEMA)

3.7 kW

10.2.3.1 Verification of thermal stability of enclosures

Meets the product standard's requirements.

Ambient storage temperature - min

40°C

Fitted with:

Mirror contact

Rated breaking capacity at 380/400 V

90 A

Short-circuit current rating (basic rating)

60 A, max. CB, SCCR (UL/CSA)

Rated control supply voltage (Us) at AC, 50 Hz - max

24 V

Rated breaking capacity at 660/690 V

50 A

Rated operational current (Ie) at DC-1, 220 V

15 A

Special purpose rating of elevator control

2 HP, 240 V 60 Hz 3-ph, (UL/CSA)

Ambient operating temperature - max

60°C

Assigned motor power at 115/120 V, 60 Hz, 1-phase

.5 HP

Rated operational power at AC-4, 440 V, 50 Hz

3 kW

Electrical connection type of main circuit

Spring clamp connection

Number Of Poles

Three-pole

Ambient operating temperature - min

-25°C

10.6 Incorporation of switching devices and components

Does not apply, since the entire switchgear needs to be evaluated.

Terminal capacity (flexible)

2 x (0.75 - 2.5) mm²

10.2.6 Mechanical impact

Does not apply, since the entire switchgear needs to be evaluated.

10.3 Degree of protection of assemblies

Does not apply, since the entire switchgear needs to be evaluated.

Application

Contactors for Motors

Operating frequency

9000 mechanical Operations/h (AC operated)

Voltage type

AC

Short-circuit protection rating (type 1 coordination) at 400 V

35 A gG/gL

Product category

Contactors

Rated operational current (Ie) at AC-4, 220 V, 230 V, 240 V

6 A

Power consumption, pick-up, 50 Hz

25 VA, Dual-frequency coil in a cold state and 1.0 x Us

Heat dissipation capacity Pdiss

0 W

Assigned motor power at 460/480 V, 60 Hz, 3-phase

5 HP

Special purpose rating of tungsten incandescent lamps

14 A, 480 V 60 Hz 3phase, 277 V 60 Hz 1phase, (UL/CSA)

Switching time (AC operated, make contacts, opening delay) - min

9 ms

Continuous ampere rating

20 A

Rated operational current (Ie) at AC-4, 500 V

5 A

Rated operational power at AC-3, 240 V, 50 Hz

3 kW

Terminal capacity (solid/stranded AWG)

18 - 14

10.9.2 Power-frequency electric strength

Is the panel builder's responsibility.

Degree of protection

IP20

Overvoltage category

III

Switching time (AC operated, make contacts, opening delay) - max

18 ms

Ambient storage temperature - max

80°C

Pollution degree

3

Rated operational current (Ie) at AC-1, 380 V, 400 V, 415 V

22 A

Power consumption, pick-up, 60 Hz

27 VA, Dual-frequency coil in a cold state and 1.0 x Us

Switching time (AC operated, make contacts, closing delay) - max

21 ms

Rated impulse withstand voltage (Uimp)

8000 V AC

Rated operational power at AC-4, 660/690 V, 50 Hz

3.6 kW

Conventional thermal current ith (1-pole, enclosed)

45 A

Rated operational current (Ie) at AC-3, 660 V, 690 V

5 A

Type

Full voltage reversing small contactor

10.2.2 Corrosion resistance

Meets the product standard's requirements.

10.2.4 Resistance to ultra-violet (UV) radiation

Meets the product standard's requirements.

10.2.7 Inscriptions

Meets the product standard's requirements.

Rated operational current (Ie) at AC-3, 380 V, 400 V, 415 V

9 A

Switching time (AC operated, make contacts, closing delay) - min

15 ms

Short-circuit protection rating (type 2 coordination) at 400 V

20 A gG/gL

Special purpose rating of ballast electrical discharge lamps

18 A (600V 60Hz 3phase, 347V 60Hz 1phase)

Number of auxiliary contacts (normally open contacts)

0

Special purpose rating of definite purpose rating

9 A, FLA 480 V 60 Hz 3-ph, 100,000 cycles acc. to UL 1995, (UL/CSA)

Shock resistance

3.4 g, N/C auxiliary contact, Mechanical, according to IEC/EN 60068-2-27 when tabletop-mounted, Half-sinusoidal shock 10 ms

Rated operational current (Ie) at DC-1, 110 V

20 A

Assigned motor power at 230/240 V, 60 Hz, 3-phase

3 HP

Drop-out voltage

AC operated: 0.6 - 0.3 x UC, AC operated

Power consumption, sealing, 60 Hz

3.3 VA, Dual-frequency coil in a cold state and 1.0 x Us, at 60 Hz

Resistance per pole

2.5 m©

Ambient operating temperature (enclosed) - min

25°C

Stripping length (control circuit cable)

10 mm

10.12 Electromagnetic compatibility

Is the panel builder's responsibility. The specifications for the switchgear must be observed.

Special purpose rating of refrigeration control (CSA only)

60 A, LRA 480 V 60 Hz 3phase; (CSA)

Amperage Rating

170A

10.2.5 Lifting

Does not apply, since the entire switchgear needs to be evaluated.

Stripping length (main cable)

10 mm

Ambient operating temperature (enclosed) - max

40°C

Special purpose rating of resistance air heating

18 A, 480 V 60 Hz 3phase, 277 V 60 Hz 1phase, (UL/CSA)

Rated control supply voltage (Us) at DC - min

0 V

Short-circuit current rating (high fault at 600 V)

30/100 kA, Fuse, SCCR (UL/CSA)

Frequency rating

50-60 Hz

10.8 Connections for external conductors

Is the panel builder's responsibility.

Number of main contacts (normally open contact)

3

Rated breaking capacity at 220/230 V

90 A

Rated operational current (Ie) at AC-4, 400 V

6 A

Terminals

Spring loaded terminals

Short-circuit protection rating (type 2 coordination) at 690 V

16 A gG/gL

Assigned motor power at 575/600 V, 60 Hz, 3-phase

7.5 HP

Protection

Finger and back-of-hand proof, Protection against direct contact when actuated from front (EN 50274)

Power consumption, sealing, 50 Hz

1.2 W, Dual-frequency coil in a cold state and 1.0 x Us

HP rating - max

0.5, 1.5/ 3, 3, 5, 7.5 hp (1/3PH @120, 240/208,240,480,600 V)

Rated breaking capacity at 500 V

70 A

Rated operational power at AC-3, 415 V, 50 Hz

5.5 kW

Climatic proofing

Damp heat, cyclic, to IEC 60068-2-30

Emitted interference

According to EN 60947-1

Connection to SmartWire-DT

No

Static heat dissipation, non-current-dependent Pvs

1.4 W

Rated control supply voltage (Us) at DC - max

0 V

10.9.3 Impulse withstand voltage

Is the panel builder's responsibility.

Utilization category

AC-4: Normal AC induction motors: starting, plugging, reversing, inching

Coil voltage

24 Vac, 50-60 Hz

Rated operational current (Ie) at AC-3, 440 V

9 A

10.5 Protection against electric shock

Does not apply, since the entire switchgear needs to be evaluated.

Safe isolation

400 V AC, Between coil and contactss, According to EN 61140

10.13 Mechanical function

The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.

10.9.4 Testing of enclosures made of insulating material

Is the panel builder's responsibility.

Number of contacts (normally closed contacts)

1

Heat dissipation per pole, current-dependent Pvid

.2 W

Switching capacity (auxiliary contacts, general use)

1 A, 250 V DC, (UL/CSA)

Operating temperature - min

-25°C

Rated operational current (Ie) at AC-4, 660 V, 690 V

4.5 A

Equipment heat dissipation, current-dependent Pvid

0 W

Assigned motor power at 200/208 V, 60 Hz, 3-phase

3 HP

Pick-up voltage

0.8 - 1.1 V AC x Uc

Suitable for

Also motors with efficiency class IE3

Operation

Reversing

Terminal capacity (solid)

2 x (0.75 - 2.5) mm²

Number of auxiliary contacts (normally closed contacts)

1

Interference immunity

According to EN 60947-1

Power consumption

4 kW

10.2.3.2 Verification of resistance of insulating materials to normal heat

Meets the product standard's requirements.

Operating temperature - max

60°C

10.2.3.3 Resist. of insul. mat. to abnormal heat/fire by internal elect. effects

Meets the product standard's requirements.

Lifespan, mechanical

7,000,000 Operations (Coil 50/60 Hz)

Short-circuit protection rating (type 1 coordination) at 690 V

20 A gG/gL

Rated making capacity up to 690 V (cos phi to IEC/EN 60947)

112 A

Rated operational power at AC-4, 240 V, 50 Hz

1.6 kW

Rated operational power at AC-4, 500 V, 50 Hz

2.8 kW

Voltage rating

400 V

Number of contacts

1 NC

Rated operational current (Ie) at DC-1, 60 V

20 A

Rated operational power at AC-4, 220/230 V, 50 Hz

1.5 kW

Rated operational voltage (Ue) at AC - max

690 V

Rated control supply voltage (Us) at AC, 60 Hz - min

24 V

10.7 Internal electrical circuits and connections

Is the panel builder's responsibility.

10.10 Temperature rise

The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices.

Switching capacity (main contacts, general use)

20 A, Maximum motor rating (UL/CSA)

Rated operational current (Ie) at AC-3, 500 V

7 A

Assigned motor power at 230/240 V, 60 Hz, 1-phase

1.5 HP

Screwdriver size

3.5 mm, Spring-loaded terminals

Duty factor

100 %

Rated operational current (Ie) at AC-3, 220 V, 230 V, 240 V

9 A

Conventional thermal current ith of main contacts (1-pole, open)

50 A

Rated control supply voltage (Us) at AC, 60 Hz - max

24 V

Arcing time

10 ms

Rated operational power at AC-4, 415 V, 50 Hz

2.8 kW

Switching capacity (auxiliary contacts, pilot duty)

P300, DC operated (UL/CSA)

Rated insulation voltage (Ui)

690 V

General

Model Code

DILMC9-01(24V50/60HZ)

EAN

4015082774899

Product Length/Depth

75 mm

Product Height

68 mm

Product Width

45 mm

Product Weight

.227 kg

Warranty

1 year

Certifications

CSA Certified

Catalog Notes

Auxiliary current, coil, and main current terminals with spring-cage connection technology|Contacts according to EN 50012|IE3-ready devices are identified by the logo on their packaging.