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NS 160N 4P Electrical Installation Moulded Case Circuit Breaker

Meixun series moulded case circuit breaker is one of breaker which adopts international advanced design, manufacture technology to develop. The rated insulating voltage is 750V, suitable for AC 50/ 60Hz,rated working voltage 690V or below, rated working current is 12.5A to 1600A of circuit and used in distributing electric energy, and non-frequent breaking in the normal conditions , protecting the circuit equipment from overloadunder voltage, circuit breaker with rated frame current 400A or below,can be used in mousecage motor’s non-frequent start, breaking during working, protecting motor from overload, short circuitundervoltage,the product conforms to IEC60947-2 standard.
Model:
NS
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NS 160N 4P Electrical Installation Moulded Case Circuit Breaker

Application

  1. NS series Compact MCCB the rated insulating voltage is 750V, suitable for AC 50Hz(60Hz), rated working voltage 690V or below, rated working current is 12.5A to 1250A of circuit.
  2. Used in distributing electric energy, and non-frequent breaking in the normal conditions, protecting the current & equipment from overload&under voltage, circuit breaker with rated frame current 400A or below can be used in motor’s non-frequent start, breaking during working, protecting motor from overload, short circuit&under-voltage.
  3. The product conforms to IEC60947-2 standard.

Classification:

  1. Installation way: Mounted vertically, Horizontal installation;
  2. By use of circuit breaker usage: Distribution protection, Motor protection;
  3. According to the mode of wiring points: Front panel wiring, Back panel wiring , Plug-in connection;
  4. According to the mode of operation: direct operating handle, External turning the handle operations, electric operation;
  5. By release type distinction: instantaneous action release (magnetic release), thermal + electromagnetic release (duplex); electronic release;
  6. Poles Number: 3poles, 4poles;

Technical Parameter:

Type Pole No. Rated insulating voltage(V) Rated operating voltage(V) Rated ultimate short circuit breaking capacity Icu(KA) at 380/415V Rated services short circuit breaking capacity Ics at 380/415V(KA) Operation performace Utiliza-tim Category
ON OFF
NS-100N 3, 4 pole 750 690 and below 25 25 1500 8500 A
NS-100H 70 70
NS-100L 150 150
NS-160N 36 36 1000 7000
NS-160H 70 70
NS-160L 150 150
NS-250N 36 36 1000 7000
NS-250H 70 70
NS-250L 150 150
NS-400N 45 45 1000 4000
NS-400H 70 70
NS-400L 150 150
NS-630N 45 45 1000 4000
NS-630H 70 70
NS-630L 150 450
NS-1250N 3 pole 50 37.5 1000 4000
NS-1600N 50 37.5

Note:

  1. The N-pole breaker has no protection which closing and opening with the other three poles.
  2. The type of thermal magnetic for NS-400/630 has no four poles.

Outline and Installation Dimension:

meba-outline-and-installation-dimension

Trip unit main technical parameter:

Type Rated Current In(A) Note
NS-100 12.5,16,20,25,32,40,50,63,80,100 T adjustable(0.8-1In)
M adjustable(5-10In)
NS-160 16,20,25,32,40,50,68,80,100,125,160
NS-250 160,180,200,225,250
NS-400 315,350,400
NS-630 400,500,630
NS-1250 800,1000,1250 T adjustable(0.8-1In)
M fixed
NS-1600 1000,1250,1600

FAQ

Q:1.How do you control the products' quality?

A:Auto inspection machine and manual testing together during assembling and before packing.

Q:2.What's your payment term?

A:We usually accept T/T(30% deposit,the balance before delivery.) 100% L/C at sight.
Samples cost can be paid by Western Union,Paypal.

Q:3.Would you accept to use our logo?

A:If you have good quantity,we can make OEM for you.

Q:4.Can I get a sample for reference?

A:We provide free samples for testing,you only need to pay the courier cost.

Q:5.What is your MOQ?

A:The MOQ can be only 1 piece.

Q:6.What is your delivery time?

A:Usually it takes 7-25 working days depends on items and quantity.

Q:7.What is your warranty time of the products?

A:Lifetime

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