3 phase Residual Current Circuit Breaker 40A RCCB with 4Pole used for ev chargers 50/60HZ
Product introductions of type B Residual Current Circuit Breaker:
1,Electrical features
| Mode | Electromagnetic |
| Type(wave form of the earth leakage sensed) | B |
| Ratec current In | 25A,40A,63A |
| Insulation voltage Ui | 500V |
| Poles | 4poles |
| Rated Frequency | 50/60HZ |
| Rated residual making and breaking capacity | 500(In=2540V) 630(In=63A) |
| Short circuit current Inc | 10,000A |
| Break time under | ≤0.1s |
| Rated impulse withstand voltage | 4000V |
| Rated voltage Ue | 4P-415V |
| Dieelectric test voltage at ind Freq.for 1 min | 2.5KV |
Installations:
| Contact position indicator | YES |
| Protection degree | IP20 |
| Ambient temperature(with daily average≤35℃) | -5℃~+40℃ |
| Storage temperature | -25℃~+70℃ |
| Terminal connection type | Cable/Pin-type-busbar/U-type-busbar |
| Terminal size top/bottom for cable | 25mm²18-3AWG |
| Terminal size top/bottom for |
Circuit diagram Overall and installation dimension(mm)
photos:
FAQ:
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.
Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.
Q4. How about your delivery time?
A: Generally, it will take 30 to 60 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them,
no matter where they come from.
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