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Siemens 5SY6616-6 — 4-Pole MCB (DIN Rail)

Siemens 5SY6616-6 SENTRON MCB, B Curve 16 A 4-Pole 6/15 kA

MPN5SY6616-6
Active

Siemens SENTRON 5SY6616-6, miniature circuit breaker, B characteristic, 16 A rated current, 4-pole (3P+N), 6 kA (EN 60898) / 15 kA (IEC 60947-2), 4 MW units, IP20.

$36.83Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

5SY6616-6 — Identification
ParameterValue
Brand nameSENTRON
Application suitabilityMechanical engineering / industry
5SY6616-6 — Ratings
ParameterValue
Number of poles4
Pole configuration3P+N
Rated current (In), AC16 A
Rated voltage, AC (multi-phase)440 V
Rated voltage, AC (single-phase)440 V
5SY6616-6 — Protection
ParameterValue
Tripping characteristic (trip curve)B
Rated breaking capacity (Icn), per EN 608986 kA
Rated breaking capacity, per IEC 60947-215 kA
Breaking capacity, AC (UL 1077 / CSA C22.2 No.235)5 kA
Energy limitation class3
Overvoltage categoryIII
Pollution degree3
Degree of protection (IP)IP20, with connected conductors
Touch protectionYes
5SY6616-6 — Mechanical
ParameterValue
Width in modular units4
Width72 mm
Height90 mm
Depth76 mm
Installation depth70 mm
Fastening / mounting methodQuick assembly system
Mounting positionany
Combined terminal, topYes
Combined terminal, bottomYes
Tightening torque, max.75 °C
Tightening torque, min.-40 °C
SealableYes
5SY6616-6 — 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
5SY6616-6 — Performance
ParameterValue
Mechanical service life (switching cycles, typ.)10 000

Product details

The Siemens SENTRON 5SY6616-6 is a 4-pole (3P+N) miniature circuit breaker with a B tripping characteristic, rated 16 A at 35 °C.

Rated 16 A at 35 °C, the 5SY6616-6 derates to 15.23 A at 40 °C, 14.83 A at 45 °C, 14.43 A at 50 °C, and 14 A at 55 °C.

Current-production part per manufacturer lifecycle status. Sourced and quoted to order through independent distribution.

Panel integration

Snap-on DIN-rail mounting, any position. Combined terminals top and bottom.

Halogen-free and silicon-free, rated -40 °C to 75 °C. Humidity max 95% up to 55 °C, derating to 35% at 75 °C. Sealable.

Frequently asked questions

What is 5SY6616-6's depth and width?

Depth is 76 mm (installation depth 70 mm) and width is 72 mm, which is 4 modular width units on a DIN rail.

MPN
5SY6616-6