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Siemens 5SY4406-6CC — 4-Pole MCB (DIN Rail)

Siemens 5SY4406-6CC SENTRON MCB, 4P B-Curve 6A 10kA

MPN5SY4406-6CC

Siemens SENTRON 5SY4406-6CC, 4-pole miniature circuit breaker, B-curve, 6 A rated, 10 kA per EN 60898, 400 V AC, IP20.

Siemens 5SY4406-6CC datasheet (PDF)
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

5SY4406-6CC — Identification
ParameterValue
Type / order code5SY4CC
Brand nameSENTRON
Application suitabilityMechanical engineering / industry
5SY4406-6CC — Ratings
ParameterValue
Number of poles4
Pole configuration4P
Rated current (In), AC400 V
Rated current (In), AC6 A
Rated voltage, AC (multi-phase)440 V
Rated voltage, AC (single-phase)440 V
Rated voltage, DC (max.)72 V
Voltage typeAC
Rated frequency50/60 Hz
5SY4406-6CC — Protection
ParameterValue
Tripping characteristic (trip curve)B
Rated breaking capacity (Icn), per EN 6089810 kA
Breaking capacity, AC (UL 1077 / CSA C22.2 No.235)5 kA
Overvoltage categoryIII
Degree of protection (IP)IP20, with connected conductors
Neutral conductor switchingNo
Touch protectionYes
5SY4406-6CC — Mechanical
ParameterValue
Width in modular units4
Width72 mm
Height90 mm
Depth76 mm
Installation depth70 mm
Mounting positionany
Combined terminal, topYes
Combined terminal, bottomYes
SealableYes
5SY4406-6CC — Environmental
ParameterValue
Halogen-freeYes
Silicone-freeYes
Influence of ambient temperature (derating)max. 95% to 55°C, max. 55% to 70°C, max. 35% to 75°C
5SY4406-6CC — Performance
ParameterValue
Mechanical service life (switching cycles, typ.)10 000

Product details

Siemens 5SY4406-6CC — 4-Pole B-Curve MCB, 6 A, 10 kA

It breaks 10 kA at 400 V AC per EN 60898, and carries a 5 kA interrupting rating per UL 1077 and CSA C22.2 No. 235. Overvoltage category III and energy limiting class 3. Height 90 mm.

Combined terminals at both top and bottom allow busbar or cable entry without re-termination. Sealable, halogen-free, silicon-free construction. Touch protection is integrated.

Designed per EN 60898 for the 10 kA rating, and per UL 1077 / CSA C22.2 No. 235 for the 5 kA rating. Overvoltage category III. The product designation per DIN EN 61346-2 and DIN EN 81346-2 is letter F. Suitability for operation noted as mechanical engineering and industry.

Frequently asked questions

Where can I buy 5SY4406-6CC and get a price?

The 5SY4406-6CC is sourced to order against an RFQ through independent distribution. Availability and current pricing are confirmed at quote time — submit an RFQ for a firm quote.

What is the breaking capacity of 5SY4406-6CC?

10 kA at 400 V AC per EN 60898, and 5 kA per UL 1077 and CSA C22.2 No. 235.

What wire sizes does 5SY4406-6CC accept?

Solid or stranded conductors from 0.75 to 35 mm². Torque range 2.5 to 3.5 N·m.

What compliance documentation does Siemens provide for 5SY4406-6CC?

The breaker carries ratings per EN 60898, UL 1077, and CSA C22.2 No. 235. It is halogen-free and silicon-free. Standard Siemens declarations for RoHS and REACH are available on request.

MPN
5SY4406-6CC