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CHINT NR2 Series, Инструкция пользователя

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03

NR2-25

Model

Setting 
current 

range A

Specification of 

matching fuse

 

gG 

(Recommend RT16) A

Recommended 

matching 
contactor

Sectional area 
of connecting 

wire mm²

0.1~0.16

0.16~0.25

0.25~0.4

0.4~0.63

0.63~1

1~1.6

1.25~2

1.6~2.5

2.5~4

4~6

5.5~8

7~10

9~13

12~18

17~25

23~32

28~36

23~32

30~40

37~50

48~65

55~70

63~80

80~93

2

2

2

2

4

4

6

6

10

16

20

20

25

35

50

63

80

63

100

100

100

125

125

160

NC1/CJX2-09

NC1/CJX2-12

NC1/CJX2-18

NC1/CJX2-25

NC1/CJX2-32

NC7-09~22

NC7-25~32

1

1

1

1

1

1

1

1

1

1

1

1.5

2.5

2.5

4

6

10

6

10

10

16

25

25

35

NR2-36

NR2-93

NC1/CJX2-32

NC7-32~38

NC1/CJX2-40

NC1/CJX2-50

NC1/CJX2-65

NC1/CJX2-80

NC1/CJX2-95

NC7-40~65

NC7-80~95

Table 3 (continued)

Содержание NR2 Series

Страница 1: ...NO 2020 04 Standard IEC EN 60947 4 1 NR2 Series Thermal Overload Relay User Instruction ...

Страница 2: ...llation in any damp condensed phase environment with inflammable and explosive gas is forbidden When the product is being installed or maintained the power must be switched off You are prohibited from touching the conductive part when the product is operating 1 2 3 4 Safety Warning ...

Страница 3: ...c conditions 5 40 average temperature should not exceed 35 within 24h Relative humidity should not exceed 50 at 40 up to 90 at 20 Pollution class installation category Altitude No influence below 2000m Class 3 Ⅲ Table 2 Key technical parameters Model Phase failure protection Manual and automatic reset Temperature compensation Tripping indication Test button Stop button Setting current range A Matc...

Страница 4: ...200 NR2 630 Auxiliary circuit Ith AC 15 DC 13 Auxiliary contact type Specification of matching fuse A NR2 11 5 Model Setting current range A Specification of matching fuse gG Recommend RT16 A Recommended matching contactor Sectional area of connecting wire mm 0 1 0 16 0 16 0 25 0 25 0 4 0 4 0 63 0 63 1 1 1 6 1 25 2 1 6 2 5 2 5 4 4 6 5 5 8 7 10 9 13 2 2 2 2 4 4 6 6 10 16 20 20 25 1 5 2 5 NC6 09 1 T...

Страница 5: ... 4 6 5 5 8 7 10 9 13 12 18 17 25 23 32 28 36 23 32 30 40 37 50 48 65 55 70 63 80 80 93 2 2 2 2 4 4 6 6 10 16 20 20 25 35 50 63 80 63 100 100 100 125 125 160 NC1 CJX2 09 NC1 CJX2 12 NC1 CJX2 18 NC1 CJX2 25 NC1 CJX2 32 NC7 09 22 NC7 25 32 1 1 1 1 1 1 1 1 1 1 1 1 5 2 5 2 5 4 6 10 6 10 10 16 25 25 35 NR2 36 NR2 93 NC1 CJX2 32 NC7 32 38 NC1 CJX2 40 NC1 CJX2 50 NC1 CJX2 65 NC1 CJX2 80 NC1 CJX2 95 NC7 40...

Страница 6: ...ea of connecting wire mm 80 104 95 120 110 150 80 104 95 120 110 150 80 125 100 160 125 200 160 250 200 315 250 400 315 500 400 630 250 250 250 250 250 250 200 250 315 400 500 630 800 800 NC2 115 150 NC7 115 150 170 NC2 115 150 185 225 NC7 115 150 170 205 35 50 50 35 50 50 50 70 95 120 185 240 2 150 2 185 NC2 185 225 265 330 400 500 630 NC7 205 250 300 410 475 620 NR2 630 Table 3 continued ...

Страница 7: ...operation time current characteristic curve S 1 2 4 6 8 10 20 40 1 2 4 6 8 10 20 40 60 80 100 120 0 8 1 1 2 1 5 2 3 4 5 6 7 8 9 10 min heat state 3 phase 2 phase cold state 2 phase 3 phase Amplification factor of setting current ...

Страница 8: ...tion 3 1 Installation C H A NO NC 98 97 96 95 2 T1 4 T2 6 T3 STOP RESET TEST A B Figure 2 Product overall dimensions NR2 11 5 150 D G E 35 F Figure 3 Outline dimensions of product with mounting base NR2 11 5 93 H ...

Страница 9: ... NC2 type NR2 150 match with NC7 type 45 45 55 72 102 98 75 66 78 83 141 135 67 5 94 94 117 120 120 45 45 55 72 96 93 6 102 9 126 5 75 3 102 102 126 34 35 41 61 5 85 1 55 75 1 109 Must combined with contactor 109 0 4 160 20 40 0 2 56 M8 181 81 126 40 40 8 Figure 4 Overall dimensions of NR2 200 Unit mm Unit mm ...

Страница 10: ...e 5 Dimensions of NR2 630 Note Dimensions marked with means specifications for 400A and below specifications for 400A and above Figure 6 Assembly drawing of thermal relay and contactor 44 45 115 171 48 55 48 55 180 194 130 0 4 Unit mm ...

Страница 11: ...93 NR2 36 NR2 25 NR2 11 5 NR2 11 5 630 2 S mm 120 2 185 50 95 35 50 35 50 4 35 4 35 4 10 4 10 4 10 4 10 A 4mm L 12mm A 4mm L 10mm 1 6 1 6 1 6 1 6 1 6 1 6 1 2 5 1 2 5 1 2 5 1 2 5 1 2 5 1 2 5 A 3 5mm L 9mm 1 2 5 1 2 5 1 2 5 1 2 5 1 2 5 1 2 5 2 mm 2 mm 2 mm 2 mm 2 mm 2 mm A 3 5mm L 8mm Table 5 Wiring parameters Auxiliary circuit ...

Страница 12: ...ity of the thermal overload relay with load according to commissioning requirements Be careful when handling and installing the thermal relay It is prohibited to move the product by crane with strong impact so that the product will not be damaged and its protection characteristics will not change 2 Operation and commissioning Stop Figure 7 Operation diagram Reset Test Operation indication adjustab...

Страница 13: ...n Stong shock or vibration Frequent start of motor The start frequency of motor should not exceed 30 times per hour The sectional area of connecting wire is too small or there is loose connection Use standard wire and torque The size is too big Change to product with smaller size The set current value is bigger than the actual operating current of the motor Fine tune the cam counter clockwise so t...

Страница 14: ...r to protect the environment the product or product parts should be disposed of according to the industrial waste treatment process or be sent to the recycling station for assortment dismantling and recycling according to local regulations ...

Страница 15: ...QC PASS Test date Please see the packing ZHEJIANG CHINT ELECTRICS CO LTD NR2 Series Thermal Overload Relay IEC EN 60947 4 1 Check 22 13 ...

Страница 16: ...rmal Overload Relay User Instruction Zhejiang Chint Electrics Co Ltd Add No 1 CHINT Road CHINT Industrial Zone North Baixiang Yueqing Zhejiang 325603 P R China E mail global sales chint com Website http en chint com ...

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