3VJ
Internal Accessories – 3VJ9417-0AN21
The Siemens 3VJ9417-0AN21 is an auxiliary
switch (AUX contact) internal accessory designed for the SINOVA 3VJ13 /
3VJ14 MCCB series (400 A / 630 A frame). It is used to provide a reliable
electrical indication of the breaker ON/OFF position from the right-side
contact configuration, enabling accurate status monitoring in low-voltage
power distribution systems.
This accessory delivers a 1 changeover contact
output, which can be integrated into PLC, SCADA systems, control panels,
and remote indication circuits. It helps operators monitor breaker status
in real time without manual inspection, improving system safety, fault
awareness, and operational efficiency.
The 3VJ9417-0AN21 is a right-side mounted
internal auxiliary switch, commonly used in LT panels, MCCs, PCCs,
industrial switchboards, OEM panels, and power distribution systems, where
dependable breaker status feedback is required.
🔹 Key Features
|
Parameter |
Specification |
|
Product
Series |
Siemens
SINOVA 3VJ Accessories |
|
Model
Number |
3VJ9417-0AN21 |
|
Product
Type |
Auxiliary
Switch (Internal Accessory) |
|
Compatible
Series |
3VJ13
/ 3VJ14 MCCB |
|
Frame
Range |
400
A – 630 A |
|
Contact
Type |
1
Changeover Contact |
|
Function |
ON/OFF
status indication |
|
Mounting
Type |
Internal
accessory compartment (Right side) |
|
Application
Type |
Monitoring
& control signaling |
|
Usage
Area |
LT
Panels, MCC, PCC, OEM Panels |
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