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Siemens 5SU1354-7KK32 — Residual Current Breakers (RCCB/RCBO)

5SU1354-7KK32 SENTRON RCBO, 32 A, C-curve, 10 kA

MPN5SU1354-7KK32
Active

Siemens SENTRON RCBO, 1P+N, 32 A at 30 °C, C-curve, 10 kA (EN 60898), 15 kA (IEC 60947-2), 2 MW, 50 Hz.

$145.75Ref. price · indicative, final on quote
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

5SU1354-7KK32 — Electrical Ratings
ParameterValue
Number of poles2
Overvoltage categoryIII
5SU1354-7KK32 — Identification
ParameterValue
Product designationRCBO
Product design / constructionInstantaneous
5SU1354-7KK32 — Mechanical
ParameterValue
Mounting positionany
Width in modular units2
Maximum75 °C
Minimum-40 °C
Width36 mm
Height90 mm
Depth77 mm
Installation depth70 mm
5SU1354-7KK32 — Environmental
ParameterValue
IP degree of protectionIP20, if the distribution board is installed, with connected conductors
5SU1354-7KK32 — Electrical
ParameterValue
Tripping Characteristic ClassC

Product details

If your panel runs hotter — and many do — the thermal derating kicks in: 30.4 A at 40 °C, 29.76 A at 45 °C, 28.8 A at 50 °C, 27.84 A at 55 °C, 27.2 A at 60 °C, 25.92 A at 65 °C, and 24.64 A at 70 °C. That's a straight line you can interpolate; for a 40 °C panel the effective capacity is 30.4 A, so a 32 A continuous load won't hold. That's appropriate for circuits with a modest inrush — think a few fluorescent fittings, small pumps, or a domestic refrigerator. For highly inductive loads like a large motor start, a D-curve would be a better fit; this isn't that part. Insulation voltage (Ui) is 264 V, surge voltage resistance 4 000 V, overvoltage category III, pollution degree 2 — standard for a distribution board downstream of the main switch.

IP20 with conductors connected. Mounting position any — no restriction on upright or horizontal. Halogen-free and silicon-free construction, so it's fine for clean-room or sensitive-environment panels.

Frequently asked questions

What is the physical size — will it fit in a standard distribution board?

It's 2 MW wide (36 mm), 77 mm deep, 90 mm high. Installation depth behind the panel is 70 mm. That's a standard footprint for a 1P+N RCBO; it'll drop into any DIN-rail enclosure with enough depth clearance.

Does it have a separate neutral pole?

Yes, it's a 1P+N design — one protected pole (L) and a switched neutral (N) that opens simultaneously on a fault. That's typical for single-phase RCBOs where you want to isolate both conductors.

MPN
5SU1354-7KK32