Siemens 5SY5220-7 Circuit Breaker 2 Pole, 20A, Type C, 10kA, 400V AC / 440V DC Universal Current Original Brand New
$171.40
High-performance Siemens 5SY5220-7 MCB designed for universal current applications. 2-pole, 20A, 10kA breaking capacity for reliable circuit protection in AC and DC systems
Availability: In stock
Overview
The Siemens 5SY5220-7 Circuit Breaker is a high-performance miniature circuit breaker (MCB) designed for reliable protection in both AC and DC electrical systems. With a 2-pole configuration, 20A rated current, and Type C tripping characteristic, this circuit breaker ensures safe operation and effective protection against overloads and short circuits in industrial, commercial, and residential applications.
Engineered by Siemens, a global leader in electrical technology, this circuit breaker delivers durability, precision, and compliance with international safety standards.
Benefit
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Dual AC/DC Compatibility – Supports up to 400V AC and 440V DC
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Enhanced Safety – 10kA breaking capacity for superior short-circuit protection
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Reliable Performance – Type C tripping curve ideal for moderate inrush currents
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Compact & Durable – Space-saving design suitable for control panels and distribution boards
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Trusted Siemens Quality – Long service life and consistent performance
Function
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Protects electrical circuits from overload and short-circuit conditions
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Ensures stable current flow in AC and DC installations
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Automatically disconnects power during fault conditions
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Suitable for industrial machinery, automation systems, and power distribution
Technical Specification
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Product Number: 5SY5220-7
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Brand: Siemens
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Rated Current: 20A
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Number of Poles: 2-Pole
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Tripping Characteristic: Type C
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Rated Voltage: 400V AC / 440V DC
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Breaking Capacity: 10kA
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Application: Universal current (AC/DC)
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| Weight | 0.320 kg |
|---|---|
| Dimensions | 40.00 × 92.00 × 84.00 mm |
| Brand | SIEMENS |
| product brand name | SENTRON |
| product designation | Miniature circuit breaker |
| number of poles | 2 |
| design of pole | 2P |
| tripping characteristic class | C |
| mechanical service life (switching cycles) / typical | 10 000 |
| overvoltage category | III |
| degree of pollution | 3 |
| type of voltage / of the operating voltage | AC/DC |
| insulation voltage (Ui) | – |
| ● with single-phase operation / at AC / rated value | 440 V |
| ● with multi-phase operation / at AC / rated value | 440 V |
| supply voltage | – |
| ● at DC / rated value | 440 V |
| operating voltage / at DC / rated value / maximum | 500 V |
| protection class IP | IP20, with connected conductors |
| switching capacity current | – |
| ● at DC / acc. to IEC 60947-2 / rated value | 15 kA |
| ● acc. to EN 60898 / rated value | 10 kA |
| energy limitation class | 3 |
| power loss [W] / for rated value of the current / at AC / in hot operating state / per pole | 1.7 W |
| operational current | – |
| ● at 35 °C / rated value | 20 A |
| ● at 45 °C / rated value | 18.14 A |
| ● at 50 °C / rated value | 17.48 A |
| ● at 55 °C / rated value | 16.8 A |
| ● at 60 °C / rated value | 16.08 A |
| ● at AC / rated value | 20 A |
| suitability for operation | universal current |
| product component / neutral conductor switching | No |
| product feature / touch protection | Yes |
| product component | – |
| ● combined terminal top | Yes |
| ● combined terminal bottom | Yes |
| product feature | – |
| ● properties for main switches in accordance with EN 60204-1 | Yes |
| ● halogen-free | Yes |
| ● sealable | Yes |
| ● silicon-free | Yes |
| product extension / installable / supplementary devices | Yes |
| breaking capacity short-circuit current (Icn) | – |
| ● at DC / acc. to EN 60898-2 | 10 kA |
| connectable conductor cross-section / solid | – |
| connectable conductor cross-section / stranded | – |
| connectable conductor cross-section / finely stranded / with core end processing | – |
| AWG number / as coded connectable conductor cross section | – |
| tightening torque [lbf·in] / with screw-type terminals | – |
| tightening torque / with screw-type terminals | – |
| position / of power supply cord | AC as required, observe DC polarity |
| installation depth | 70 mm |
| number of modular width units | 2 |
| fastening method | Quick assembly system |
| mounting position | any |
| influence of the surrounding temperature | max. 95% to 55°C, max. 55% to 70°C, max. 35% to 75°C |
| vibration resistance / acc. to IEC 60068-2-6 | ±1mm at 5 to 25Hz; 50m/s² at 25 to 150Hz |
| ambient temperature / during operation | – |
| ambient temperature / during storage | – |
| ● minimum | -40 °C |
| ● maximum | 75 °C |
| number of test cycles / for environmental testing / acc. to IEC 60068-2-30 | 6 |
| reference code | – |
| ● acc. to DIN EN 61346-2 | F |
| ● acc. to IEC 81346-2 | F |
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