Home / Siemens / Basic Devices / Siemens 5SL6540-7

Siemens

Siemens 5SL6540-7

Miniature circuit breaker 230 V 6kA, 1+N-pole, C, 40 A

MPN: 5SL6540-7
Category: Basic Devices

Price and lead time confirmed within 1 business day

Request a Quote

12-month warranty (new) · 3-month (used/refurbished)
30-day returns, no restocking fee on unused parts
Ships via
100% positive eBay feedback

Have spare Siemens parts? We buy surplus →

What is the Siemens 5SL6540-7?

Miniature circuit breaker 230 V 6kA, 1+N-pole, C, 40 A

Specifications

Model

product brand name	SENTRON
product designation	Miniature circuit breaker

General technical data

number of poles	2
design of pole	1P+N
tripping characteristic class	C
mechanical service life (operating cycles) typical	10 000
overvoltage category	3
degree of pollution	2

Voltage

type of voltage of the operating voltage	AC
type of voltage	Use only in alternating current or direct current circuits. Mixed use is not permitted.
insulation voltage (Ui) — with single-phase operation at AC rated value	250 V
operational current — at 30 °C rated value	40 A
operational current — at 40 °C rated value	37.57 A
operational current — at 55 °C rated value	33.61 A
operational current at AC rated value	40 A

Supply voltage

supply voltage at AC	230 V
value range of the supply voltage frequency	50/60 Hz
operating voltage — at DC rated value maximum	62.5 V

Protection class

protection class IP

IP20, with connected conductors

Breaking Capacity

switching capacity current — according to EN 60898 rated value	6 kA
switching capacity current — according to IEC 60947-2 rated value	6 kA
energy limitation class	3

Dissipation

power loss [W] for rated value of the current at AC in hot operating state per pole	3.3 W
suitability for operation	Residential buildings/infrastructure

Product details

product feature touch protection	Yes
product component neutral conductor switching	Yes
product feature halogen-free	Yes
product feature sealable	Yes
product feature silicon-free	Yes
product extension installable supplementary devices	Yes

Connections

connectable conductor cross-section solid — minimum	0.75 mm²
connectable conductor cross-section solid — maximum	25 mm²
connectable conductor cross-section stranded — minimum	0.75 mm²
connectable conductor cross-section stranded — maximum	25 mm²
connectable conductor cross-section finely stranded with core end processing — minimum	0.75 mm²
connectable conductor cross-section finely stranded with core end processing — maximum	25 mm²
tightening torque with screw-type terminals — minimum	2.5 N·m
tightening torque with screw-type terminals — maximum	3 N·m

Mechanical Design

height	90 mm
width	36 mm
depth	76 mm
installation depth	70 mm
number of modular width units	2
mounting position	any
Net Weight	312 g

Environmental conditions

ambient temperature during operation — minimum	-25 °C
ambient temperature during operation — maximum	45 °C
ambient temperature during storage — minimum	-40 °C
ambient temperature during storage — maximum	75 °C

Downloads & documentation

Official documents from Siemens, downloaded directly from the manufacturer.

Data sheets & manuals

Product data sheet 5SL6540-7PDF

5SL6540-7: frequently asked questions

When can 5SL6540-7 be shipped?

5SL6540-7 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up 5SL6540-7 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for 5SL6540-7 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 5SL6540-7, subject to availability and destination.