Schneider Electric Circuit breaker, ComPacT NSX400F DC, 36KA/750VDC, 3 poles, TM-DC trip unit 400A C40F3TM400D
Schneider Electric

Schneider Electric Circuit breaker, ComPacT NSX400F DC, 36KA/750VDC, 3 poles, TM-DC trip unit 400A C40F3TM400D

Part numberC40F3TM400DEAN / GTIN3606481995018HS code8536.90
Electrical Components
Moulded Case Circuit Breakers
MOQ:1

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Product Description

Schneider Electric C40F3TM400D Circuit breaker ComPacT NSX400F-TM400-DC 3p with thermomagnetic protection 400A-36kA/750VDC.

Technical Specifications

Manufacturer part number (MPN)
C40F3TM400D
EAN / GTIN
3606481995018
HS code
8536.90
Sales unit
pcs
Number of poles
3
Range
ComPacT
Product name
ComPacT NSX DC
Device short name
NSX400F DC
Product or component type
Circuit breaker
Device application
Distribution
Poles description
3P
Protected poles description
3D
[In] rated current
400 A at 40 °C
[Ue] rated operational voltage
750 V DC
Network type
DC
Suitability for isolation
Yes conforming to EN/IEC 60947-2
Utilisation category
Category A
Breaking capacity
36 kA Icu at 24...125 V DC 1 pole conforming to IEC 60947-2; 36 kA Icu at 250 V DC 1 pole conforming to IEC 60947-2; 36 kA Icu at 500 V DC 2 poles in series conforming to IEC 60947-2; 36 kA Icu at 750 V DC 3 poles in series conforming to IEC 60947-2
Breaking capacity code
F 36 kA 750 V DC
Trip unit name
TM-DC
Trip unit technology
Thermal-magnetic
Trip unit protection functions
LI
Control type
Toggle
Circuit breaker mounting mode
Fixed
[Ui] rated insulation voltage
750 V DC conforming to IEC 60947-2
[Uimp] rated impulse withstand voltage
8 kV conforming to IEC 60947-2
[Ics] rated service breaking capacity
36 kA at 24...125 V DC conforming to IEC 60947-2; 36 kA at 250 V DC conforming to IEC 60947-2; 36 kA at 500 V DC conforming to IEC 60947-2; 36 kA at 750 V DC conforming to IEC 60947-2
Mechanical durability
5000 cycles
Electrical durability
2000 cycles at 750 V In/2; 1000 cycles at 750 V In
Mounting support
Backplate
Mounting position
Horizontal and vertical; Flat on the back
Upside connection
Front
Downside connection
Front
Connection pitch
45 mm
Protection type
L : for overload protection (thermal); I : for short-circuit protection (magnetic)
Trip unit rating
400 A at 40 °C
Long-time pick-up adjustment type Ir (thermal protection)
Adjustable
[Ir] long-time protection pick-up adjustment range
0.7...1 x In
Long-time protection delay adjustment type tr
Fixed
Instantaneous protection pick-up adjustment type Ii
Adjustable
[Ii] instantaneous protection pick-up adjustment range
2.5...5 x In
Earth-leakage protection
Without
Number of slots
6 slot(s)
Width (W)
140 mm
Height (H)
255 mm
Depth (D)
110 mm
Product weight
8.0 kg
Standards
EN/IEC 60947-2
Pollution degree
3 conforming to IEC 60664-1
IP degree of protection
IP40 conforming to IEC 60529
IK degree of protection
IK07 conforming to IEC 62262
Ambient air temperature for operation
-25…70 °C
Ambient air temperature for storage
-50…85 °C
Relative humidity
0…95 %
Operating altitude
0...2000 m without derating; 2000 m...5000 m with derating
Warranty (in months)
18

Standards & Compliance

HS Code
8536.90

Cross References

  • EAN 3606481995018
  • SAP 1200534794
  • Code 82688326

Product Documentation

Document preview: Schneider Electric C40F3TM400D — OEM Product Page

Catalogue entry last verified: 2026-09-29. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy C40F3TM400D?
C40F3TM400D can be ordered from cballast.com as a Schneider Electric catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
What is the manufacturer part number for this Schneider Electric product?
The manufacturer part number is C40F3TM400D.
What is the HS code for C40F3TM400D?
The customs tariff (HS) code for C40F3TM400D is 8536.90.
Who manufactures C40F3TM400D?
C40F3TM400D is a Schneider Electric product in the Electrical Components range.
Is a datasheet available for C40F3TM400D?
Yes — the C40F3TM400D datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for C40F3TM400D?
The minimum order quantity is 1.
Is C40F3TM400D available?
Yes — C40F3TM400D is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).