Siemens External Accessories – Spreaders (incl. Phase Barriers) – 3VM9188-0LB10
The Siemens 3VM9188-0LB10 is a mechanical locking device (external accessory) designed for SENTRON 3VM MCCB systems. It is used to provide safe padlocking of the breaker operating handle, ensuring that the MCCB cannot be switched ON or OFF during maintenance or safety lockout procedures.
This accessory is widely used in LT panels, MCC panels, industrial distribution boards, and maintenance isolation points, where LOTO (Lockout-Tagout) safety compliance is required.
Key Features:
• Siemens SENTRON 3VM external accessory
• Part Number: 3VM9188-0LB10
• Locking device for toggle/rotary handle
• Suitable for 3VM 100 / 160 / 250 MCCB frames
• Enables padlock-based safety isolation (LOTO system)
• Prevents accidental ON/OFF switching of breaker
• Improves operator safety during maintenance
• Compact and easy-to-install design
• High-strength industrial-grade construction
• Compatible with panel door-mounted operating systems
• Designed for reliable mechanical locking performance
• Siemens SENTRON switchgear accessory standard
|
Parameter |
Specification |
|
Product Series |
Siemens SENTRON 3VM Accessories |
|
Part Number |
3VM9188-0LB10 |
|
Product Type |
Locking Device / Handle Locking Accessory |
|
Compatibility |
Siemens 3VM 100 / 160 / 250 MCCB |
|
Function |
Padlockable handle lock (ON/OFF prevention) |
|
Application |
LT panels, MCC/PCC panels, industrial safety systems |
|
Installation Type |
Direct mounting on breaker handle mechanism |
|
Safety Feature |
Lockout-Tagout (LOTO) compatibility |
|
Material |
High-strength engineering plastic / metal components |
|
Standard Compliance |
Siemens switchgear accessory standards |
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