R. STAHL 8530/1-MCB-STA103N-C10-000-4 Line Protection Circuit Breaker

The R. STAHL 8530/1-MCB-STA103N-C10-000-4 is a line protection circuit breaker designed for system techniques. It offers good current limitation during short circuits and high switching capacity.

Key Features

Compliant with EN 60947-2 for disconnection
Energy limitation class 3
Modular design for easy system integration and extension
Simple mounting on DIN rails in Ex e enclosures
Fixed thermal-magnetic releases
Ergonomic operating lever for safe operation
Padlock protection available for maintenance safety

Explosion Protection

Application Zones: Zones 1, 2
Application Zones (Notes): Usable in Zone 21 / 22 with Ex tb / tc enclosure protection
Certificates: IECEx FMG 19.0029U (Gas), FM19ATEX0191U (Gas), II 2 G Ex db eb IIC Gb (Gas)
Compliance Certificates: ATEX (FM), Brazil (ULB), China (CQST), IECEx (FM)

Electrical Characteristics

Rated operational voltage AC: 230/400 V
Rated service current: 10 A
Frequency: 50/60 Hz
Rated switching capacity: 10 kA
Electrical service life: 2 x 10⁴
Mechanical service life: 2 x 10⁴
Tripping characteristic: C
Number of poles: 3 poles + N

Mechanical Characteristics

Degree of protection (IP): IP2X (CEI 60529)
Housing material: Thermoplastic
Connection terminal size (min.): 1.5 mm²
Connection terminal size (max.): 25 mm²
Connection terminal size AWG (min.): 16 AWG
Connection terminal size AWG (max.): 4 AWG
Connection terminal 2 size (min.): 1.5 mm²
Connection terminal 2 size (max.): 10 mm²
Connection terminal 2 AWG (min.): 16 AWG
Connection terminal 2 AWG (max.): 8 AWG
Tightening torque (min.): 2 N·m
Tightening torque (max.): 3 N·m
Width: 110 mm (4.33 in)
Length: 165 mm (6.5 in)
Mounting depth: 138.3 mm (5.44 in)
Weight: 1.8 kg (3.969 lb)

Technical Drawings

Diagrams illustrating dimensions and tripping characteristics are provided.

Tripping characteristic curve C: Shows the tripping behavior for AC and DC currents relative to the rated current.
Overall dimensions: Detailed measurements in mm [inches] for the unit, including width, length, and mounting depth.

Accessories

Quadruple locking device (Art. No. 227232): A system for individually locking the component using up to 4 cylinder locks.
Fixing kit (Art. No. 276618): For fixing the component to a mounting plate without a DIN rail.
Cylinder lock (Art. No. 107115): For locking (shackle Ø 3).

Contact Information

For further information, please contact R. STAHL Schaltgeräte GmbH:

Am Bahnhof 30 | 74638 WALDENBURG

Tel: +49 7942 943 1700 | +49 7942 943 1777

Email: sales.de@r-stahl.com

Website: r-stahl.com

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