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PXB9N-32 Series Miniature Circuit Breakers With Isolation Function
PXB9N-32 Series Miniature Circuit Breakers With Isolation Function
PXB9N-32 Series Miniature Circuit Breakers With Isolation Function
PXB9N-32 Series Miniature Circuit Breakers With Isolation Function
PXB9N-32 Series Miniature Circuit Breakers With Isolation Function
PXB9N-32 Series Miniature Circuit Breakers With Isolation Function
  1. PXB9N-32 Series Miniature Circuit Breakers With Isolation Function
  2. PXB9N-32 Series Miniature Circuit Breakers With Isolation Function
  3. PXB9N-32 Series Miniature Circuit Breakers With Isolation Function
  4. PXB9N-32 Series Miniature Circuit Breakers With Isolation Function
  5. PXB9N-32 Series Miniature Circuit Breakers With Isolation Function
  6. PXB9N-32 Series Miniature Circuit Breakers With Isolation Function

PXB9N-32 Series Miniature Circuit Breakers With Isolation Function

These MCBs are suitable for AC 50Hz/60Hz systems with a rated voltage of 230V and a rated current up to 32A. They offer isolation, overload, and short-circuit protection for electrical circuits and can be used for infrequent connection, disconnection, and conversion operations.

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Product Overview

The PXB9N-32 series miniature circuit breaker is designed by CHAC Electric to meet the needs of international clients in the low-voltage electrical sector. As a professional contract manufacturer with extensive export experience, we provide high-quality ODM/OEM services. Our PXB9N-32 series is suitable for various applications such as industrial, commercial, and residential buildings. We utilize advanced production technology and strict quality control to ensure the reliability and durability of our products. This makes them an ideal choice for customers seeking robust and efficient electrical protection solutions in different distribution scenarios.

Overview&Description

Compact structure and robust design

1.Low power consumption

2.Easy DIN-Rail extraction

3.Overload & short circuit protection

Suitable for industrial, commercial, high-rise and civil residences circuit protection.

Technical data

Specifications
Rated voltage Ue 230V~
Rated impulse withstand voltage Uimp 4000V
Rated current(A) 6、10、13、16、20、25、32
Rated frequency 50Hz/60Hz
Number of poles 1P+N
Rated breaking capacity Icn=Ics(A) 6000
Mechanical & Electrical life Mechanical life 10000 、Electrical life 4000
Tripping characteristics B、C、D
Pollution degree 2
Protection degree IP20
Standards EN/IEC 60898-1、GB/T 10963.1
Tighten torque(Nm) 2

Table1 Tripping characteristics (Reference temp.30℃)

Item Tripping Curve Test current In(A) Initial Status Time limit for tripping or non-tripping Expected result Remark
a B、C、D 1.13In Cold t≤1h Non-tripping Current smoothly rises to specified value within 5s
b B、C、D 1.45In Following item a test t<1h Tripping
c B、C、D 2.55In Cold 1s<t<60s(In≤32A) Tripping
d B 3In Cold t≤0.1s Non-tripping Switch on the power supply by closing the auxiliary switch
C 5In
D 10In
e B 5In Cold t<0.1s Tripping Switch on the power supply by closing the auxiliary switch
C 10In
D 20In

Note: The term “cold” means that the test is carried out at a reference calibration temperature without load before the test.

Dimension

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