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The SIEMENS 3RV1915-1BB is a 3-pole line side bus cover accessory designed for use with Siemens 3RV series motor starter protectors (MSPs). It provides insulated coverage over the line side terminal connections, reducing exposure to live conductors and supporting safe, code-compliant installations in motor control centers and industrial panel assemblies. The cover is a compact, low-profile component that snaps onto the MSP line side terminals. Installation is straightforward and requires no special tooling. Electricians and panel builders working with 3RV series MSPs will find this cover essential for meeting finger-safe wiring requirements.
This bus cover is intended for use in commercial and industrial motor control applications where 3RV series MSPs are installed. It is commonly used inside motor control centers, combination starters, and control panel assemblies. The 3-pole configuration matches standard three-phase MSP terminal arrangements in the 3RV product family. It is typically installed during initial panel assembly or when servicing existing MSP installations that require improved terminal protection.
Designed as an OEM-style line side bus cover accessory for Siemens 3RV series motor starter protectors in 3-pole configurations.
Installation must be performed by a qualified electrician. De-energize and lock out the panel before handling any MSP terminals or installing this cover. Verify the cover is fully seated on all three line side terminals before restoring power. Follow applicable NEC requirements for motor control enclosures and finger-safe terminal protection.
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