The BDT4 test block is suitable for switching on the contactor without load. The marking on the block indicates the appropriate contactor type.
| Property | Value |
| Type of accessory: | mechanical locking |








The BDT4 test block is suitable for switching on the contactor without load. The marking on the block indicates the appropriate contactor type.
| Property | Value |
| Type of accessory: | mechanical locking |







