SENTRON 3VA Accessories – 3VA9988-0AB12
The Siemens 3VA9988-0AB12 is a SENTRON 3VA series trip alarm switch accessory designed for Siemens 3VA molded case circuit breakers (MCCBs). This HQ type changeover contact module provides reliable trip indication signaling whenever the MCCB trips due to overload, short circuit, or fault conditions. It is widely used in industrial power distribution panels, motor control centers, and automation systems for remote monitoring and alarm indication applications.
Product Features
• Trip alarm switch with changeover contacts
• HQ type compact design (7 mm width)
• Provides remote fault/trip indication
• Suitable for Siemens 3VA1 and 3VA20–26 MCCBs
• Easy snap-in installation
• Reliable auxiliary signaling for protection systems
• Compact and space-saving accessory module
• Ideal for industrial automation and power distribution panels
Applications
• MCCB trip indication systems
• Industrial control panels
• Motor protection systems
• Power distribution boards
• Automation and PLC monitoring
• Remote alarm signaling circuits
Benefits
• Improves fault monitoring efficiency
• Enables quick identification of breaker trips
• Enhances system safety and diagnostics
• Compact accessory for space optimization
• Easy integration with automation systems
Technical Specifications
|
Parameter |
Specification |
|
Product Code |
3VA9988-0AB12 |
|
Product Series |
SENTRON 3VA |
|
Product Type |
Trip Alarm Switch |
|
Contact Type |
Changeover Contact (1CO) |
|
Module Type |
HQ |
|
Width |
7 mm |
|
Compatible MCCB Series |
3VA1, 3VA20–26 |
|
Rated Operational Voltage AC |
Up to 240 V AC |
|
Rated Operational Voltage DC |
Up to 250 V DC |
|
Thermal Current |
6 A |
|
Overvoltage Category |
III |
|
Surge Voltage Resistance |
4 kV |
|
Degree of Pollution |
3 |
|
Mounting Type |
Internal MCCB Accessory |
|
Terminal Type |
Screw Terminal |
|
Tightening Torque |
0.4–0.5 Nm |
|
Dimensions (H × W × D) |
56 × 7 × 30 mm |
|
Net Weight |
Approx. 0.0275 kg |
|
Compliance |
RoHS, REACH, WEEE |
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