• Author / Uploaded
• Junior Francisco Quijano

• Categories
• Relé
• Equipo eléctrico
• Ingenieria Eléctrica
• Electromagnetismo
• Electricidad

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Contactors, Relays, Starters

Starters 2. Type designation NQ3- □ P

Code of structure characteristic: P means with buttons

Code of power grade of the bracket

NQ3 DOL Electromagnetic Starter

Design code name

1. General 1.1 NQ3 series electromagnetic starter ( "starter" for short hereinafter) applies mainly to circuit with AC current of 50Hz (or 60Hz), rated operational voltage of 660V and rated controlled power up to 11kW (current up to 22A) for using to control the direct start and halt of the electromotor to protect the motor from overload and phase failure. 1.2 The starter conforms to standards IEC/EN60947-4-1

Electromagnetic starter

Characteristic code of the enterprise

3. Technical data Altitude: not exceeding 2000m; Temperature of ambient air: -5℃~+40℃ Rated control supply voltage (AC 50Hz): 24V, 36V, 48V, 110V, 127V, 220V, 380V, 415V Mechanical life: 1,000,000 circles; Electric life: 500,000 circles; IP55

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Contactors, Relays, Starters

Starters Table 1 Basic Model and main technical parameter of the starter

Rated working current (A)

Model

Maximum rated Power (kW) AC-3 660V

380V

220V

Model of equipped AC contactor

TOR matched

Range of setting current A

0.1~0.16 0.16~0.25 0.25~0.4 0.4~0.63 0.63~1 NQ3-5.5P

12

7.5

5.5

3

NC1-1810

NR2-25 1~1.6 1.25~2 1.6~2.5 2.5~4

F

4~6 5.5~8 7~10 9~13 NQ3-11P

22

15

11

5.5

NC1-3210

12~18 17~25

4. Overall and mounting dimension (mm) NQ3-5.5P

NQ3-5.5P

spec sign

36 110 220 380

STOP

130

Rated Voltage V 50Hz spec sign

START

166max

Ie A

0.1 0.1 60.2 60.2 5 5 0.6 0.63 1 31 1.2 2 5 4 4 6 8 7 10 9 13 12 18 17 25

Standard EN60947-4-1 IEC60947-4-1 degree of protection IP55 ZHEJIANGCHINTELECTRICSCO.,LTD

125max

60

3×Φ6

96max

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Contactors, Relays, Starters

Starters NQ3-11P

NQ3-11P

specsign

196max

Rated Voltage V 50Hz specsign

36 110 220 380

Standard

150

Ie A

0.6 1 31 1.2 2 5 4 4 6 8 7 10 9 13 12 18 17 25 23 32

EN60947-4-1 IEC60947-4-1

degree of protection

IP55

ZHE JIANG CHINT ELECTRICSCO.,LTD

60

130max

116max

3×Φ6

5. Wiring Diagram L1 L3 L5

L1 L3 L5 FU1

FU1

1 3

1 3

5 FR

KM

FR

2 4 1 3 2 4 U V

6 5 6 W

A1 KM A2

KM

FR 2 4 1 3

6 5

2 4 U V

6 W

FR

A1 KM A2

KM

M

Control supply voltage is as the same as the main circuit voltage (three-phrase)

L

Control supply voltage is not as the same as the main circuit voltage (three-phrase)

N

L

N

FU1

FU1

1 3

5

KM 2 4 1 3

6 5

2 4 6 U1 U2

A1 KM A2

FR

KM

KM

Control supply voltage is as the same as the main circuit voltage (single-phrase)

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Connect to other supply

1 3 5

FR

M

F-17

5

KM

M

FR

connect to other supply

FR

2 4 1 3

6 5

2 4 6 U1 U2

A1 KM A2

KM

M

Control supply voltage is not as the same as the main circuit voltage (single-phrase)

Contactors, Relays, Starters

Starters 6. Picture NQ3-5.5P

NQ3-11P

F

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