Discount Price Good Quality 250 AMP Circuit Breaker MCCB MCB Electrical Equipment


Product Detail

We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate inside our success for Discount Price Good Quality 250 AMP Circuit Breaker MCCB MCB Electrical Equipment, The main goal of our company would be to live a satisfactory memory to all of the shoppers, and establish a long term company romantic relationship with customers and users all around the entire world.
We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate inside our success for MCB Circuit Breakers and Moulded Case Circuit Breaker, Based on products with high quality, competitive price, and our full range service, we have accumulated specialist strength and experience, and we have built up a very good reputation in the field. Along with the continuous development, we commit ourselves not only to the Chinese domestic business but also the international market. May you moved by our high quality products and passionate service. Let’s open a new chapter of mutual benefit and double win.

Product Introduction

RDM5E series electronic molded case circuit breaker. The circuit breaker is applicable to the distribution network with AC 50Hz, rated insulation voltage of 1000V, rated working voltage of 690V and below, and rated working current of 800A and below. It is used to distribute electric energy and protect the line and power supply equipment from overload, short circuit, undervoltage and other faults.
RDM5E series Circuit breaker with rated current of 630A and below. It can also be used to protect the motor. Under normal conditions, the circuit breaker can be used for infrequent line switching and infrequent motor starting.
RDM5E series circuit breaker has the functions of overload long time delay inverse time limit, short circuit short time delay inverse time limit, short circuit short time delay definite time limit, short circuit instantaneous and undervoltage protection, which can protect the route and power supply equipment from damage.
The circuit breaker has isolation function, and its symbol is
The product conforms to IEC60497-2/GB/T14048.2 standard.

Selection Guide

RDM5E 125 M P 4 4 0 2 Z R
Product code Frame Size Breaking capacity Operation mode Poles Release mode Accessories code Use code Product category Wiring mode
Electronic
molded casecircuit
breaker
125
250
400
800
M: Medium breaking type
H: High breaki
ng type
No code: handledirect operation
Z. Turn handle operation
P: Electric operation
3:3 poles
4:4 poles
Release mode code
4: Electronicrelease
See Table1 for accessory code No code: circuit breaker for distribution
2: Circuit breaker for motor protection
No code: basic type
Z: Intelligent communication type
10:Fire protection type
No code: front-plate wiring
R: wiring behind the board
PF: plug-in front-plate wiring
PR: plug-in rear-plate wiring

Remarks:

1) It has overload thermal memory function: overload thermal memory function, short circuit (short time delay) thermal memory function.
2) Communication function: standard RS485 interface, Modbus field bus protocol. It is realized through plug-in accessories. See the
following table for the configuration of communication accessories:

No Description Accessory function
1 Communication shunt alarm accessories Communication+shunt+overload alarm without tripping+reset button+work indication
2 Status feedback communication attachment Four remote communication+reset button+work indication
3 Prepayment attachment Prepayment control+work instructions

Accessory code list

£Alarm switch █ Auxiliary switch ●Shunt release ○Undervoltage release →Leader direction Left side installation Handle7 Right side
nstallation

17

Normal working conditions and installation conditions

□The ambient air temperature shall not exceed+40℃ , and the average temperature within 24h shall not exceed+35 .The lower limit of ambient air temperature is – 5℃ .

□The altitude of the installation site shall not exceed 2000m.

□ When the maximum temperature is+40℃ , the relative humidity of the air shall not exceed 50%. Higher relative humidity can be allowed at lower temperatures, such as 90% at 20℃ . Special measures shall be taken for occasional condensation on products due to temperature changes.

□ The installation category of the main circuit of the circuit breaker is Class III, and the installation category of the auxiliary circuit and control circuit not connected to the main circuit is Class II

□ The pollution level is Level 3.

□ Use category is A or B.

□ The inclination of the installation surface of the circuit breaker shall not exceed ± 5℃ ;

□ The circuit breaker shall be installed in a place without explosion hazard, conductive dust, corrosion of metal and damage of insulation;

□ The product shall be handled with care during transportation, and shall not be inverted to avoid severe collision.

We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate inside our success for Discount Price Good Quality 250 AMP Circuit Breaker MCCB MCB Electrical Equipment, The main goal of our company would be to live a satisfactory memory to all of the shoppers, and establish a long term company romantic relationship with customers and users all around the entire world.
Discount Price MCB Circuit Breakers and Moulded Case Circuit Breaker, Based on products with high quality, competitive price, and our full range service, we have accumulated specialist strength and experience, and we have built up a very good reputation in the field. Along with the continuous development, we commit ourselves not only to the Chinese domestic business but also the international market. May you moved by our high quality products and passionate service. Let’s open a new chapter of mutual benefit and double win.

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