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Siemens 5SU1356-1DV16 — Residual Current Breakers (RCCB/RCBO)

Siemens 5SU1356-1DV16 RCBO, Type AC 30mA, 6kA, 16A C-curve

MPN5SU1356-1DV16

Siemens 5SU1356-1DV16 FI/LS-protector Type AC (WS), D=70mm, IΔn 30mA, 6kA, 1+N-pole, C-curve 16A, pig-tail.

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

Product details

It has a Type AC residual-current device rated at 30 mA trip sensitivity and a 6 kA short-circuit breaking capacity in a 1+N-pole module with a C-curve 16 A thermal-magnetic trip. The pig-tail neutral connection is for single-phase line and neutral supply.

Type AC detection covers sinusoidal AC residual currents only; if the installation has pulsed DC or smooth DC loads (variable-speed drives, LED drivers, EV chargers), you'd need Type A or F instead.

Deployment context

This RCBO snaps onto a DIN rail in a consumer unit or sub-distribution panel. The 70 mm depth (D=70mm) is the standard for Siemens 5SU series — it fits alongside other modular devices without protruding past the enclosure cover. The pig-tail neutral is factory-fitted; the installer connects it to the neutral busbar, while the line side clips into the busbar via the integrated pin or screw terminal.

Frequently asked questions

What is the 5SU1356-1DV16 used for?

It's a combined RCD/MCB (RCBO) for final circuits requiring both earth-leakage and overcurrent protection — typically lighting, socket outlets, and small appliance circuits in residential or light commercial panels.

MPN
5SU1356-1DV16