SCHNEIDER mart series low-voltage distribution products

SCHNEIDER mart series low-voltage distribution products

Schneider Electric has launched low-voltage distribution products for OEM and industrial control fields, covering the Osmart series (small circuit breakers, molded case circuit breakers NSC), Powerpact series molded case circuit breakers, as well as C65N/H/L-DC small circuit breakers, iST series surge protectors and other related products. The products provide detailed information on key parameters such as rated current (0.1A-1200A), breaking capacity (3kA-100kA), pole number (1P-4P), as well as core characteristics such as trip units, accessory systems, installation methods, and environmental adaptability. The products have passed multiple certifications such as CCC, CE, UL, and are widely applicable to various protection needs in industrial equipment, distribution systems, motors and other scenarios.

Product Overview

(1) Product positioning and core system

Core positioning of product series covering current range and core application scenarios

Osmart miniature circuit breakers are modular and cost-effective, suitable for OEM basic requirements ranging from 0.1A to 63A for industrial equipment control and terminal distribution protection

Osmart NSC plastic case circuit breaker has a compact structure, fully covering power distribution and motor protection 15A-630A plastic machines, textile machines, machine tools, pumps, and other industries

Powerpact molded case circuit breaker with high-end multifunctionality, supporting intelligent measurement and communication 15A-1200A high-end industrial control and large-scale distribution systems

DC miniature circuit breakers are specifically designed for protecting 1A to 63A DC distribution and energy storage systems in DC systems

IST surge protector secondary lightning protection - load side surge protection

(2) General core parameters

Parameter Type Key Range Remarks

Pole 1P-4P Powerpact L-type 1200A only 3P/4P

Breaking capacity 3kA-100kA varies with model and voltage level

Rated voltage AC 230/400/690V; DC 60-440V DC products are divided into 1P/2P specifications

Working temperature -25 ℃~+70 ℃. Some products require capacity reduction due to high temperature

Protection level: IP20 for the main body, IP41-IP65 with cover, Powerpact rotating handle IP54/IP65

Detailed explanation of core products

(1) Osmart series miniature circuit breakers

Main models: OSMC32N (breaking capacity 6kA), OSMC65H (breaking capacity 10kA), K series (breaking capacity 4.5-6kA)

Release curve: Type B (electronic load), Type C (conventional load), Type D (impact load such as motor/transformer)

Key features: Tunnel type terminal block (compatible with 25-35mm ² wires), bistable locking clip, support for DIN rail installation, mechanical lifespan of 15000-20000 cycles

Attachment: Residual current action protection attachment (Vigi OSM ELE), shunt/undervoltage trip unit, auxiliary contacts, etc

(2) Osmart NSC molded case circuit breaker

Current range: 15A-630A, shell level 60/100/160/250/400/630A

Breaking capacity: 7.5kA (E-class) -35kA (K-class)

Release unit: 15-400A is thermal magnetic type (TM), 630A is electronic type (STR)

Installation: Supports horizontal, vertical, and flat installation, with wiring in front of the board and no need to reduce capacity for bottom in and top out wires

(3) Powerpact series molded case circuit breaker

Shell type, rated current breaking capacity, trip unit options, core characteristics

B-type 15-125A 18/35/65kA thermal magnetic EverLink patented wiring, DIN rail installation

H-type 15-150A 18/35/65/100kA thermal magnetic/electronic release supports I-Line connection, compatible with motor protection

J-type 150-250A 18/35/65/100kA thermal magnetic/electronic release insertion/extraction installation optional

L-type 400-1200A 35/65/100kA electronic trip (Micrologic) for live energy measurement and ground fault protection

Electronic Release Unit (Micrologic): Supports LI/LSI/LSIG protection, some with ammeter/energy meter functions

(4) DC and Special Products

C65N/H/L-DC：1P/2P， Rated current 1-63A, breaking capacity 6-20kA, suitable for DC distribution system

IST series surge protector: secondary protection, maximum discharge current 20-65kA, protection level IP20, supports multi pole configuration

Attachment system

(1) Electrical accessories

Release type: MX shunt release unit (control voltage 12-415V), MN undervoltage release unit (35% -70% Un release)

Indication type: OF status indication contact (on/off status), SD alarm contact (fault trip indication)

Protection category: residual current action accessories (rated residual action current 30/300mA)

(2) Mechanical accessories

Operation type: Rotating handle (direct/extended/lateral), padlock device (supporting 1-3 padlocks)

Connection type: Comb shaped busbar (1P-4P), terminal extender, cable connector (copper/aluminum wire adapter)

Protection category: phase partition, terminal cover (IP40 protection)

Installation and environmental adaptability

(1) Installation method

Conventional installation: DIN35mm guide rail, base plate installation, panel installation

Special installation: Powerpact supports I-Line plug-in, plug-in/pull-out installation

Wiring methods: pre board wiring, EverLink wiring, busbar connection, multi cable connection

(2) Environmental and Capacity Reduction Requirements

Altitude: ≤ 2000m without capacity reduction, if it exceeds 2000m, it needs to be adjusted according to the coefficient (such as reducing capacity from 3000m to 0.96In)

Temperature: If the ambient temperature exceeds 40 ℃, the capacity needs to be reduced (such as reducing the capacity to 0.8-0.9In at 60 ℃)

Corrosion environment: Capacity reduction coefficient of 0.6-0.8, to avoid damage caused by sulfurization of metal components

Applicable scenarios and authentication

Applicable scenarios: OEM industrial equipment, industrial control cabinets, motor protection, building power distribution, DC systems, UPS systems

Certification system: CCC, CE, UL489, CSA, NEMA, classification society certification (ABS, BV, CCS, etc.), compliant with RoHS directive