UniWave Electric UniWave Electric

Good Price Home Electrical Single Pole 16A 6KA AC Mini Circuit Breaker MCB

Product Description

Good Price Home Electrical single pole 16A 6KA AC Mini Circuit Breaker MCB
  • Application: For protecting cables and equipments against overload and short circuit.
  • General rules for choosing Mini Circuit Breaker MCB:
    • a. Technical data of the network at the point considered: The earthing systems, short-circuit current at the circuit breaker installation point, which must always be less than the breaking capacity of this device, network normal voltage.
    • b. There are 3 curve characteristics for magnetic operation:
    • B curve (3-5 In): protection and control of the circuits against length cables in TN and IT systems.
    • C curve (5-10 In): protection and control of the circuits against overloads and short-circuit; protection for resistive and inductive loads with low inrush current.
    • D curve (10-20 In): protection and control of the circuits against overloads and short-circuit; protection for circuit which supply loads with high inrush current at the circuit closing (LV/LV transformers, breakdown lamps).
Specifications

Curves: JWM21-63 is of high current limiting performance to limit the destruction energy due to short circuit to the greatest extent.

MCB Specifications Curves Chart
Standard IEC/EN 60898-1
Electrical Features Rated current In A 1, 2, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63
Poles P 1, 2, 3, 4
Rated Voltage Ue V AC 240/415
Insulation Voltage Ui V 500
Rated Frequency Hz 50/60
Rated Breaking Capacity A 3000, 4500 (2-40A/6000)
Rated Impulse Withstand Voltage (1.2/50) Uimp V 4000
Dielectric test voltage at ind. Freq. for 1 min kV 2
Pollution Degree - 2
Thermo-magnetic Release Characteristic - B, C, D
Mechanical Features Electrical Life t 4000
Mechanical Life t 10000
Protection degree - IP20
Reference Temperature for Setting of Thermal Element °C 30
Ambient Temperature (with daily average ≤35°C) °C -5 ~ +40 (Special application please refer to temperature compensation correction)
Storage Temperature °C -25 ~ +70
Installation Terminal size top / bottom type - Cable/Pin-type busbar/U type busbar
Terminal size top / bottom for cable mm² 25
AWG 18-3
Terminal size top / bottom for busbar mm² 25
AWG 18-3
Tightening torque N*m 2
In-lbs 18
Mounting - On Din Rail EN 60715 (35mm) by means of fast clip device
Connection - From top and bottom
Temperature Derating

Please refer to table below for temperature compensation correction:

Rated Current (A) Temperature compensation coefficient under various operational temperatures
-10°C 0°C 10°C 20°C 30°C 40°C 50°C 55°C 60°C
1 ~ 6 1.20 1.14 1.09 1.05 1.00 0.96 0.80 0.75 0.70
10 ~ 32 1.18 1.12 1.08 1.04 1.00 0.96 0.92 0.88 0.84
40 ~ 60 1.16 1.12 1.07 1.03 1.00 0.97 0.87 0.83 0.80
Overall and Mounting Dimensions of Mini Circuit Breaker MCB (mm)
Mini Circuit Breaker Dimension Drawing
Detailed Product Images
MCB Detail 1
MCB Detail 2
MCB Detail 3
MCB Detail 4
MCB Detail 5
MCB Detail 6
Packing & Shipping
MCB Packaging Step 1
MCB Packaging Step 2
MCB Shipping Package ready
Customer Feedback & After-Sales Service
Customer Review 1
Customer Review 2

Any questions, please feel free to inquire. Our customer support and sales group will respond as quickly as possible.

Frequently Asked Questions (FAQ)
Q1: Are you a manufacturer?
A: We have our own factory. All products are strictly inspected before leaving the factory to ensure reliable quality.
Q2: What is your Minimum Order Quantity (MOQ)?
A: The MOQ varies depending on the specific product. Please confirm details with our sales representative before placing an order.
Q3: What is your sample lead time and sample policy?
A: We typically take 3 to 7 days to prepare samples. Free samples can be provided for items valued under 5 USD, though shipping costs will need to be covered by the client.
Q4: What price and payment terms do you support?
A: We accept EXW, FOB, CNF, CFR, DDU, and other terms. Payment terms include 100% T/T, 30% advance with 70% before shipment, or L/C at sight. We also support secure transaction methods for mutual protection.
Q5: What is your estimated delivery time?
A: The delivery timeline depends on the ordered quantity and the season the order is placed.
Q6: What standards do your Mini Circuit Breakers comply with?
A: Our products are designed and manufactured strictly in accordance with international standards, including IEC/EN 60898-1 specifications.

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