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CHINT NXMLE Series, User Instruction

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CHINT NXMLE Series User Instruction Download Page 10

NXMLE Series
Residual Current 
Operated Circuit Breaker
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: [email protected]
Website: http://en.chint.com

Summary of Contents for NXMLE Series

Page 1: ...NO 2021 04 Standard IEC EN 60947 2 GB T 14048 2 User Instruction NXMLE Series Residual Current Operated Circuit Breaker ...

Page 2: ...e harmful electromagnetic interference In this case users need to take appropriate protective measures Cannot directly conduct insulation pressure testing on the product The circuit breaker has been tested according to standard before leaving the factory As the circuit breaker is equipped with PCB board if retest is carried out before installation the following steps must be followed 1 Use 500VDC ...

Page 3: ... altitude capacity reducing and correction factor table d Class of pollution Class 3 e Main circuit installation category Ⅲ f Enclosure protection class IP30 except terminals g Rated insulation voltage Ui 800V Inspection and test 01 NXMLE Series Residual Current Operated Circuit Breaker Figure 1 Inspection Determine product technical parameters Tool Cross screwdriver Model Mounting screw NXMLE 125...

Page 4: ...anel button and indication function description Operation diagram of leakage current gear adjustment Leakage indicatig button Leakage test button Leakage indicating button Normal Leakage Leakage test button confirm whether the leakage function is normal and operate it at least once a month Trip button confirm and test the operation performance of the product AC type residual current operated circu...

Page 5: ...e and Installation Size of NXMLE Series Size type C E E1 F G G1 J Hmax H1 H2 H3 H4 L L1 M W 108 55 5 38 23 18 8 5 17 5 91 101 70 5 80 5 63 5 73 5 21 31 21 31 156 142 49 56 93 51 7 27 29 16 5 7 5 25 96 112 75 5 91 62 77 5 24 5 24 5 160 140 50 63 102 56 33 29 23 11 25 98 101 77 80 61 5 64 5 24 5 24 5 24 5 170 150 101 5 78 150 92 51 50 33 11 5 25 160 107 5 98 5 40 5 41 5 267 235 104 Size code Product...

Page 6: ...S NXMLE 250H NXMLE 400 NXMLE 630 Product Dimension Installat ion Dimension Unit mm 4 Installation and Wiring Figure 7 NXMLE 125 connecting plate and wire size 6 8 6 Figure 8 NXMLE 160 connecting plate and wire size M6 12 4N m Φ6 5 Φ8 2 7 Cross sectional area s b c 50 c 4 11 X 13 Φ6 5 a 8 b 17 5 a 8 Φ6 5 b 17 5 This side connect with breaker 25 5 40 4 17 4 12 5 M8 16 10N m 4 12 5 14 5 25 5 M8 6H 40...

Page 7: ...b 30 5 a 11 5 Φ10 5 b 30 5 M10 30 30N m 30 5 30 5 16 43 43 70 70 11 5 11 5 Φ10 5 Φ10 5 Φ14 Φ14 8 c 13 5 19 X 21 Φ10 5 a 11 5 b 30 5 Cross sectional area s b c 370 s b c 400 s b c 185 s b c 200 a 11 5 Φ10 5 b 30 5 M10 30 30N m This side connect with breaker R2 This side connect with breaker This side connect with breaker Double Single cables Copper bar Figure 11 NXMLE 630 connecting plate and wire ...

Page 8: ...sh barrier Be sure to install flash barriers before product operation Check if the wiring is correct After installation the insulation resistance to the ground shall not be less than 10MΩ 6 Environmental Protection In order 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 assort...

Page 9: ... date Please see the packing ZHEJIANG CHINT ELECTRICS CO LTD NXMLE Series Residual Current Operated Circuit Breaker IEC EN 60947 2 GB T 14048 2 PD1 Check 15 07 NXMLE Series Residual Current Operated Circuit Breaker ...

Page 10: ...rrent Operated Circuit Breaker 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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