Product Model
S203M-Z63DC

Selling Points
- 1Current limiting for enhanced safety.
- 2Dual tripping mechanisms: delayed thermal and electromechanical.
- 3Available in various characteristics (B, C, D, K, Z) and configurations (1P, 1P+N, 2P, 3P, 3P+N, 4P).
- 4Compliant with IEC/EN 60898-1 and IEC/EN 60947-2 standards.
- 5Bottom-fitting auxiliary contact saves 50% space.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Parameter | Value | Parameter | Value |
---|---|---|---|
Standards | IEC/EN 60947-2 GB 14048 | Tripping Characteristic | Z |
Rated Voltage (Ur) | 440 V | Rated Operational Voltage | 440 V DC |
Rated Insulation Voltage (Ui) | 440 V | Rated Impulse Withstand Voltage (Uimp) | 4 kV |
Input Voltage Type | DC | Rated Current (In) | 63 A |
Rated Short-Circuit Capacity | (400 V) 10 kA | Rated Ultimate Short-Circuit Breaking Capacity (Icu) | (440 V DC) 10 kA |
Rated Conditional Short-Circuit Current (Inc) | (400 V) 10 kA | Frequency (f) | 0...0 Hz |
Rated Frequency (f) | 0-0 Hz | Power Loss | 16.14 W |
Energy Limiting Class | 3 | Number of Protected Poles | 3 |
Number of Poles | 3 | Overvoltage Category | III |
Release Type | Z | Options Provided | DC application |
Accessories Available | Yes | Connecting Capacity | Flexible 0 ... 25 mm² Rigid 0 ... 35 mm² |
Ambient Temperature | -25...55 °C | Ambient Air Temperature | Operation -25...55 °C |
Degree of Protection | IP20 | Pollution Degree | 3 |
Width in Number of Modular Spacings | 3 | Product Net Width | 0.053 m |
Product Net Height | 0.088 m | Product Net Depth / Length | 0.044 m |
Product Net Weight | 0.375 kg | Built-In Depth (t2) | 69 mm |
ETIM 8 | EC000042 - Miniature circuit breaker (MCB) | ETIM 9 | EC000042 - Miniature circuit breaker (MCB) |
WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) | WEEE B2C / B2B | Business To Business |
CN8 | 85362010 | eClass | V11.0 : 27141901 |
Object Classification Code | F | Manufacturer ID | 2TAZ112300R0608 |
Specifications may be subject to change without notice