SRB3-63
High Voltage Circuit Breakers
Manual Type
Solar Energy
Air
Fixed
MCB
2
Circuit Breaker
Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection)
CE, CCC
63
500V
4kv
1, 2, 3, 4, 5, 6, 10, 16, 20, 25, 32, 40, 50, 63
B, C, D
1p, 1p+N, 2p, 3p, 3p+N, 4p
10 (6)
7.5 (6)
20000
6000
50mm
IP20
IEC60898 - 1, GB/T 10963.1
CCC/CE
TTT
Standard Export Package
SRB3-63 Series
Zhejiang, China
85362000
Product Description


SRB3-63 series mini circuit breaker is suitable for AC 50/60Hz, rated voltage 230V/400V, rated current up to 63A line to protect the overcurrent of the building's line facilities and similar purposes, with isolation, overload and short circuit protection functions, can also be used under normal circumstances as the line's infrequent operation conversion.
Circuit breakers are suitable for industrial, commercial, high-rise and residential and other places.
Circuit breakers are suitable for industrial, commercial, high-rise and residential and other places.
Main technical performance indicator
Model | SRB3 - 63 |
Frame grade | 63 |
Rated insulation voltage | 500V |
Rated impulse withstand voltage | 4kV |
Rated current In (A) | 1, 2, 3, 4, 5, 6, 10, 16, 20, 25, 32, 40, 50, 63 |
Rated frequency | 50Hz/60Hz |
Instantaneous release type | B, C, D |
Number of poles | 1P, 1P+N, 2P, 3P, 3P+N, 4P |
Rated short - circuit breaking capacity Icn | 10(6)kA |
Run short circuit breaking capacity Ics | 7.5(6)kA |
Mechanical life | 20000 |
Electrical life | 6000 |
Grid distance | 50mm |
Class of protection | IP20 |
Meet standard | IEC60898 - 1, GB/T 10963.1 |
Authentication | CCC/CE |

Outline and Installing Dimensions
GaoKe locates in the famous base of electrical appliance industry. Over 200 employees focus and work in various fields, like, PDD,RDD, PMC, QC, PD and SD.
We are committed to technological innovation, and pay attention to intellectual property protection. Up to now the company had been authorized 35 patents ,including 3 invention patents,25 utility patents and 7 design patents .There are also 3national or provincial high and new technology enterprise awards .Fully based on ISO 9001 system, we improve the design concept, standardize management and operation process to ensure product quality.
As an internationally acting company, we supply our products to many countries worldwide. The export has become an important, solid part of daily sales activities.
Together with our customers and partners home and abroad, we design and create smart energy solutions. They are widely recognized, and had been internationally patented.
For any information and advice, the Gaoke team will always be there for you!

A: Gaoke is a leading manufacture in the field of terminal blocks, connecting bars, din rail and copper accessories. We also provide customized solutions to meet various demands.
How can we ensure product quality from Gaoke?
A: Gaoke believes QUALITY is critical. We committed ISO9001 from paper to real work in each position in the company. From raw material supplier audits, incoming material inspection to quality control and final packing Every step is executed strictly to assure our product quality.
How long is the lead time?
A: Any order less than 500000 pieces can be completed in 30days. Tags: Brass Terminal Block, Combinated Busbar