Factory High Quality Moudlded Case Circuit Breaker 3p 4p MCCB

• Customization: Available
• Breaking Capacity: Low Voltage Circuit Breakers
• Operation: Manual Type
• Model NO.: STN3-100
• Speed: Normal Type Circuit Breaker
• Arc-extinguishing Medium: Air
• Installation: Fixed
• Structure: MCCB
• Poles Number: 4
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection
• Certification: CE
• Delivery Time: Within 25days
• Warranty Time: 12months
• Approvals: CE, ISO9001
• Price: Competitive Price
• Transport Package: Inner Box/Carton
• Specification: 100 to 1250A
• Trademark: SONTUOEC, WZSTEC, STOUEC, SONTUNE
• Origin: Wenzhou Zhejiang
• HS Code: 8536200000
• Production Capacity: 2000pieces/Week
• Package Size: 46.00cm * 24.00cm * 33.00cm
• Package Gross Weight: 0.950kg

Product Description

Product Description

Factory High Quality STN3 series Moudlded Case Circuit Breaker 3P 4P 100A Power Protection MCCB

General
STN3  Series MCCB is suitable for the rated insulation voltage 750V, the circuit with AC 50Hz(60Hz), the rated working voltage of 690V and below, and the rated operating current up to 1250A, which will be used for distributing electrical energy. The breaker is equipped with overload and short circuit protection device, so as to protect the circuit and power equipment from damage. 






Specifications

 

Type	Rated current(A)	Pole number	Rated insulating voltage(V)	Rated operating voltage(V)	Arcing-over distance (mm)	Ultimated short circuit breaking capacity (KA)	Servues short circuit breaking capacity (KA)	Operation performance
								ON	OFF
STN3-100D	12.5, 16, 20, 25, 32, 40, 50, 63, 80, 100	3 pole or 4 poles	750	690 and blew	0	18	18	1500	8500
STN3-100N						25	25
STN3-100H						70	70
STN3-100L						150	150
STN3-160D	16, 20, 25, 32, 40, 50, 63, 80, 100, 125, 160					25	25	1000	7000
STN3-160N						36	36
STN3-160H						70	70
STN3-160L						150	150
STN3-250D	160, 180, 200, 225, 250					25	25	1000	7000
STN3-250N						36	36
STN3-250H						70	70
STN3-250L						150	150
STN3-400D	200, 225, 250, 300, 315, 400					35	35	1000	4000
STN3-400N						45	45
STN3-400H						70	70
STN3-400L						150	150
STN3-630D	315, 350, 400, 500, 600, 630					35	35	1000	4000
STN3-630N						45	45
STN3-630H						70	70
STN3-630L						150	150

Ambient air temperature:
The ambient air temperature is about +40 ºC; the ambient air temperature is below -5ºC; the average value of ambient air temperature 24h is not more than +35ºC.
Elevation: installation elevation of not more than 2000m.

Atmospheric condition:
Relative humidity of the atmosphere in the surrounding air temperature of +40ºC is less than 50%; the relative humidity at the lower temperature can be high; most of the wet month average maximum relative humidity of 90%, the monthly average minimum temperature of +25ºC and considering the temperature due to changes in product surface.
Pollution grade: grade 3.

 

 

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Company Information

      WENZHOU SANTUO ELECTRICAL CO,LTD.  is one of manufactories that specialize in manufacturing AC contactor, Thermal Relay and Circuit Breaker, and is located in Liushi, Wenzhou, China that called the Capital convenient transportation access and a beautiful environment.





FAQ

    Q1. How does your factory do regarding quality control?
        A. All the products will be 100% checked before the shipment.
    Q2. Are you a manufacturer or trading company?
        A. We are a manufacturer with over 20 years' experience, and we can guarantee our price is first-hand, very cheap and competitive.
    Q3. Which payment terms is available?
        A. We accept TT, 30% deposit and 70% balance agaisnt copy of BL.
    Q4. How's the delivery time ? 
        A. Usually it will take about 25 days for production.
    Q5. Tell me the standard of package?   
        A. Normally are cartons, but also we can pack it according to your requirement.
    Q6. Could I put my logo on it? 
        A. If you have good quantity, it absolutely no problem to do OEM.
    Q7. Do you provide samples? Is it free or extra?Do you provide samples ? is it free or extra ?
        A. Yes, we could offer the samples for free charge, but the express charge need to be paid by the buyers.
    Q8. What is your terms of payment?
        A. We accept TT, 30% deposit and 70% balance agaisnt copy of BL.
    Q9. What is the price of shipping?
        A. Depending upon the port of delivery, prices varies.
    Q10. How long is the guarantee time?
        A. 18 months.