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Siemens 5SY7316-8MA — Miniature Circuit Breakers (MCB)

Siemens 5SY7316-8MA SENTRON MCB, 3-Pole D-Curve, 25 kA

MPN5SY7316-8MA

Siemens SENTRON 5SY7316-8MA, 3-pole miniature circuit breaker, D tripping characteristic, 25 kA breaking capacity at 400 V AC per IEC 60947-2, 50/60 Hz, IP20.

Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
WhatsApp AnswersFast human replies for machine-down parts
Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026

Specifications

5SY7316-8MA — Ratings
ParameterValue
Overvoltage categoryIII
5SY7316-8MA — Mechanical
ParameterValue
Width54 mm
Height90 mm
Depth76 mm

Product details

The D-curve holds through the starting surge of a motor or a welding transformer, so it won't nuisance-trip on the inrush.

Mounting & Integration

Mounting position is any, which helps when panel space is tight. The 70 mm installation depth and overall 76 mm depth mean it fits standard distribution boards without sticking past the cover.

Environmental & Compliance

Halogen-free and silicon-free — relevant for clean-room or semiconductor-adjacent installs where outgassing contaminates optics or wafers. Vibration resistance per IEC 60068-2-6: ±1 mm at 5–25 Hz, 50 m/s² at 25–150 Hz.

Frequently asked questions

What are the key ratings for 5SY7316-8MA?

It is a 3-pole miniature circuit breaker with D tripping characteristic, 25 kA breaking capacity at 400 V AC per IEC 60947-2, rated for 50/60 Hz, with a maximum operating voltage of 440 V AC multi-phase and 72 V DC.

What compliance documentation does this breaker carry?

It is designed and tested to IEC / EN 60947-2. It is halogen-free and silicon-free. The IP20 rating and pollution degree 3 are documented. Specific RoHS/REACH/UL documentation should be requested at quote time.

Where can I buy 5SY7316-8MA?

This part is sourced and quoted to order against an RFQ through independent distribution. Availability and current pricing are confirmed at quote time.

MPN
5SY7316-8MA