Hot-selling DC Miniature Circuit Breaker MCB L7

RDX6-63/DC MCB is suitable for the DC distribution circuit of AC 50/60Hz, rated voltage up to 400V, rated current up to 63A, rated short-circuit breaking capacity does not exceed 6000A, as the use of circuit’s infrequently connecting, breaking and switching, with the functions of over-load, short-circuit protection. Meanwhile, it has strong auxiliary function modules, such as auxiliary contacts, contacts with alarming indication, shunt releasing, under-voltage releasing, and remote release control etc. modules. This product confirms to GB10963.1 and IEC60898-1 standards.


  • Hot-selling DC Miniature Circuit Breaker MCB L7
  • Hot-selling DC Miniature Circuit Breaker MCB L7
  • Hot-selling DC Miniature Circuit Breaker MCB L7

Product Detail

Application

Parameters

Samples & Structures

Dimensions

We constantly execute our spirit of ”Innovation bringing progress, Highly-quality making sure subsistence, Administration advertising advantage, Credit rating attracting consumers for Hot-selling DC Miniature Circuit Breaker MCB L7, In a word, when you choose us, you choose a ideal existence. Welcome to visit our factory and welcome your get! For even further inquiries, remember to usually do not hesitate to make contact with us.
We constantly execute our spirit of ”Innovation bringing progress, Highly-quality making sure subsistence, Administration advertising advantage, Credit rating attracting consumers for MCB L7 and 6ka 10ka, The products has a good reputation with competitive price, unique creation, leading the industry trends. The company insists on the principle of win-win idea, has establishedglobal sales network and after-sales service network.

Product Introduction

We constantly execute our spirit of ”Innovation bringing progress, Highly-quality making sure subsistence, Administration advertising advantage, Credit rating attracting consumers for Hot-selling DC Miniature Circuit Breaker MCB L7, In a word, when you choose us, you choose a ideal existence. Welcome to visit our factory and welcome your get! For even further inquiries, remember to usually do not hesitate to make contact with us.
Hot-selling MCB L7 and 6ka 10ka, The products has a good reputation with competitive price, unique creation, leading the industry trends. The company insists on the principle of win-win idea, has establishedglobal sales network and after-sales service network.

RDX6-63/DC MCB is suitable for the DC distribution circuit of AC 50/60Hz, rated voltage up to 400V, rated current up to 63A, rated short-circuit breaking capacity does not exceed 6000A, as the use of circuit’s infrequently connecting, breaking and switching, with the functions of over-load, short-circuit protection. Meanwhile, it has strong auxiliary function modules, such as auxiliary contacts, contacts with alarming indication, shunt releasing, under-voltage releasing, and remote release control etc. modules.

Classification

1. Number of pole: 1P, 2P
2. Releasing characteristics: C type
3. Rated current: 1, 3, 6, 10, 16, 20, 25, 32, 40, 50, 63A
4. Rated operating voltage: 220V/440V

Normal operating conditions and installation conditions

1. Ambient temperature: -5℃~+40℃, average temperature within 24h does
not exceed +35℃;
2. Altitude of installation place: does not exceed 2000m;
3. Relative humidity does not exceed 50% when it is at highest temperature of
+40℃, and it is allowed relatively high relative humidity when it is at relatively low
temperature, for example, it reaches 90% when it is at 20℃. It should take
measurements when there occurred condensation on the product due to the
temperature variation.
4. Grade of pollution: 2
5. Installation condition: it should be installed at the places of without obvious
impact and vibration as well as the medium without danger (explosion).
6. Installation mode: adopts TH35-7.5 installation rail
7. Installation category: II, III

Model No.

10

Main technique parameter

Over-current releasing characteristics should confirm to table 1 when the circuit breaker is at normal installation condition and basic temperature of 30-35℃.

No. Tripping type  Rated current In  Test current A  Approximate time  Expected result  Starting state
1 C All values 1.13In t≤1h Not releasing cold state
2 C All values 1.45In t≤1h Releasing immediately after the serial number 1 test
3 C ≤32A 2.55In 1s<t<60s Releasing cold state
32A<In≤63A 1s<t<120s
4 C All values 5In(AC) t≤0.1s Not releasing cold state
7In(DC)
5 C All values 10In(AC) t≤0.1s Releasing cold state
15In(DC)
Tripping type Rated current A  Rated short-circuit breaking capacity A Time constant T
C 1≤In≤63 6 000 4ms

RDX6-63DC 1 RDX6-63DC 2 RDX6-63DC 3

Shape and installation dimensions

11

RDX6-63/DC MCB is suitable for the DC distribution circuit of AC 50/60Hz, rated voltage up to 400V, rated current up to 63A, rated short-circuit breaking capacity does not exceed 6000A, as the use of circuit’s infrequently connecting, breaking and switching, with the functions of over-load, short-circuit protection. Meanwhile, it has strong auxiliary function modules, such as auxiliary contacts, contacts with alarming indication, shunt releasing, under-voltage releasing, and remote release control etc. modules.

Classification

1. Number of pole: 1P, 2P
2. Releasing characteristics: C type
3. Rated current: 1, 3, 6, 10, 16, 20, 25, 32, 40, 50, 63A
4. Rated operating voltage: 220V/440V

Normal operating conditions and installation conditions

1. Ambient temperature: -5℃~+40℃, average temperature within 24h does
not exceed +35℃;
2. Altitude of installation place: does not exceed 2000m;
3. Relative humidity does not exceed 50% when it is at highest temperature of
+40℃, and it is allowed relatively high relative humidity when it is at relatively low
temperature, for example, it reaches 90% when it is at 20℃. It should take
measurements when there occurred condensation on the product due to the
temperature variation.
4. Grade of pollution: 2
5. Installation condition: it should be installed at the places of without obvious
impact and vibration as well as the medium without danger (explosion).
6. Installation mode: adopts TH35-7.5 installation rail
7. Installation category: II, III

Model No.

10

Main technique parameter

Over-current releasing characteristics should confirm to table 1 when the circuit breaker is at normal installation condition and basic temperature of 30-35℃.

No. Tripping type  Rated current In  Test current A  Approximate time  Expected result  Starting state
1 C All values 1.13In t≤1h Not releasing cold state
2 C All values 1.45In t≤1h Releasing immediately after the serial number 1 test
3 C ≤32A 2.55In 1s<t<60s Releasing cold state
32A<In≤63A 1s<t<120s
4 C All values 5In(AC) t≤0.1s Not releasing cold state
7In(DC)
5 C All values 10In(AC) t≤0.1s Releasing cold state
15In(DC)
Tripping type Rated current A  Rated short-circuit breaking capacity A Time constant T
C 1≤In≤63 6 000 4ms

RDX6-63DC 1 RDX6-63DC 2 RDX6-63DC 3

Shape and installation dimensions

11

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