Siemens SENTRON MCB 40A, 3P, 415V AC – 5SL7340-7RC
The Siemens 5SL7340-7RC is a SENTRON 5SL7 series Miniature Circuit Breaker (MCB) designed for reliable protection against overload and short-circuit faults in low-voltage electrical systems. This 3-pole, 40A MCB is ideal for industrial control panels, distribution boards, automation systems, and three-phase power distribution applications requiring dependable circuit protection and compact installation.
Its C-curve tripping characteristic makes it suitable for general-purpose industrial and commercial loads with moderate inrush currents, while the high breaking capacity ensures safe interruption of fault currents.
Key Features:
• Siemens SENTRON 5SL7 series MCB
• Part Number: 5SL7340-7RC
• 3 Pole configuration
• Rated current: 40A
• Tripping characteristic: C Curve
• Rated voltage: 415V AC
• Breaking capacity: 15kA
• Reliable overload and short-circuit protection
• Compact DIN rail mounting design
• High electrical and mechanical endurance
• Touch-safe terminal protection
• Screw terminal connection
• Protection class: IP20
• Suitable for industrial and commercial applications
• Complies with IEC 60898-1 and IEC 60947-2 standards
|
Parameter |
Specification |
|
Product Series |
Siemens SENTRON 5SL7 |
|
Part Number |
5SL7340-7RC |
|
Product Type |
Miniature Circuit Breaker (MCB) |
|
Number of Poles |
3P |
|
Rated Current |
40A |
|
Tripping Characteristic |
C Curve |
|
Rated Voltage |
415V AC |
|
Rated Insulation Voltage |
440V |
|
Breaking Capacity |
15kA |
|
Frequency |
50/60 Hz |
|
Mounting Type |
DIN Rail |
|
Terminal Type |
Screw terminal |
|
Protection Class |
IP20 |
|
Overvoltage Category |
III |
|
Pollution Degree |
2 |
|
Mechanical Life |
10,000 operating cycles |
|
Standard Compliance |
IEC 60898-1 / IEC 60947-2 |
|
Application |
Distribution boards, industrial panels, feeder protection |
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