Description

Schneider C12H3TM160B | Circuit breaker, ComPacT NSXm 160H, 70kA/415VAC, 3 poles, TMD trip unit 160A, lugs/busbars

1. Technical Specifications

  • Product Reference: C12H3TM160B

  • Product Range: ComPacT NSXm

  • Type: Molded Case Circuit Breaker (MCCB)

  • Breaking Capacity: 70 kA at 415 VAC (High breaking capacity – H version)

  • Rated Current (In): 160 A

  • Number of Poles: 3 poles

  • Trip Unit Type: TMD (Thermal Magnetic Trip Unit)

  • Mounting: Fixed version

  • Connections: Equipped with both lugs and busbar connectors

  • Standards Compliance: IEC 60947-2

  • Operating Voltage: Up to 415 VAC

  • Frequency: 50/60 Hz

  • Operating Temperature: Typically -25°C to +70°C

2. Key Features

  • High interrupting capacity (70kA), suitable for demanding and fault-prone environments.

  • Compact footprint ideal for space-constrained panels.

  • TMD trip unit provides both thermal (overload) and magnetic (short-circuit) protection.

  • Delivered with lugs and busbar connections for flexible wiring options.

  • Front-access design simplifies installation and maintenance.

  • Part of the ComPacT NSXm range, which combines performance, reliability, and modularity.

  • Compatible with various Schneider Electric accessories including auxiliaries, terminals, and communication modules.

3. Applications

  • Suitable for main and sub-main protection in low-voltage distribution systems.

  • Commonly used in commercial buildings, industrial facilities, and infrastructure projects.

  • Ideal for motor control centers, power panels, and machinery requiring high fault-level protection.

  • Can be used in generator panels, switchboards, and other mission-critical installations.

Additional information

brands

Schneider Electric

Specifications

Main
Range ComPacT new generation
Product name ComPacT NSXm new generation
Range of product ComPacT NSXm new generation
Device short name NSXm 160H
product or component type Circuit breaker
Device application Distribution
poles description 3P
Protected poles description 3D
[In] rated current 160 A at 40 °C
[Ue] rated operational voltage 690 V AC 50/60 Hz
Network type AC
Network frequency 50/60 Hz
Suitability for isolation Yes conforming to IEC 60947-2
Utilisation category Category A
[Icu] rated ultimate short-circuit breaking capacity 100 kA Icu at 220...240 V AC 50/60 Hz conforming to IEC 60947-2 70 kA Icu at 380...415 V AC 50/60 Hz conforming to IEC 60947-2 65 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2
Performance level H 70 kA 415 V AC
Trip unit name TM-D
Trip unit technology Thermal-magnetic
Trip unit protection functions LI
Control type Toggle
Circuit breaker mounting mode Fixed
Complementary
[Ui] rated insulation voltage 800 V AC 50/60 Hz
[Uimp] rated impulse withstand voltage 8 kV
[Ics] rated service short-circuit breaking capacity 100 kA at 220...240 V AC 50/60 Hz conforming to IEC 60947-2 70 kA at 380...415 V AC 50/60 Hz conforming to IEC 60947-2 65 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2
Mechanical durability 20000 cycles
Electrical durability 20000 cycles at 440 V In/2 10000 cycles at 440 V In 10000 cycles at 690 V In/2 5000 cycles at 690 V In
Power dissipation per pole 12.21 W
mounting support Backplate
Mounting position Horizontal and vertical Flat on the back
Upside connection Front
downside connection Front
Connection terminals Compression lug/busbar
Connection pitch 35 mm with spreaders 27 mm without spreaders
9 mm pitches 9 module
Trip unit rating 160 A at 40 °C
Long-time pick-up adjustment type Ir (thermal protection) Adjustable
[Ir] long-time protection pick-up adjustment range 0.7...1 x In
Long-time protection delay adjustment type tr Fixed
Instantaneous protection pick-up adjustment type Ii Fixed
[Ii] instantaneous protection pick-up adjustment range 1250 A
Earth-leakage protection Without
Number of slots for electrical auxiliaries 1 slot(s) for auxiliary switch OF 1 slot(s) for alarm switch SD 1 slot(s) for voltage release MN or MX
Local signalling Flag (green) for presence of auxiliary contacts
Width (W) 81 mm
Height (H) 137 mm
Depth (D) 80 mm
net weight 1.06 kg
Colour Grey (RAL 7016)
Environment
Standards EN/IEC 60947
Pollution degree 3 conforming to IEC 60664-1
IP degree of protection IP40 conforming to IEC 60529
IK degree of protection IK07 conforming to IEC 62262
Ambient air temperature for operation -25…70 °C
ambient air temperature for storage -50…85 °C
Relative humidity 0…95 %
Operating altitude 2000 m without derating 5000 m with derating
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 13.000 cm
Package 1 Width 9.000 cm
Package 1 Length 22.000 cm
Package 1 Weight 1.199 kg
Unit Type of Package 2 S03
Number of Units in Package 2 9
Package 2 Height 30.000 cm
Package 2 Width 30.000 cm
Package 2 Length 40.000 cm
Package 2 Weight 12.290 kg
Unit Type of Package 3 P12
Number of Units in Package 3 216
Package 3 Height 150.000 cm
Package 3 Width 80.000 cm
Package 3 Length 120.000 cm
Package 3 Weight 304.890 kg

Main Document

Main Document

Data Sheet : Download

Main Document

Data Sheet : Download

Reviews (0)

Be the first to review “Schneider C12H3TM160B | Circuit breaker, ComPacT NSXm 160H, 70kA/415VAC, 3 poles, TMD trip unit 160A, lugs/busbars”

Your email address will not be published. Required fields are marked *

Reviews

There are no reviews yet.

Product was successfully added to your cart!

Select at least 2 products
to compare