This product is either discontinued or we cannot get that from suppliers.
Apc - Schneider SBPSU30K40HC1M1-WP, Smartups Vt Maintenance, Input Voltage 400V 3PH, Output Voltage 400V 3PH, Includes Installation guide, User manual.
The Smart-UPS VT Maintenance Bypass Panel 30-40kVA 400V Wallmount from APC is an add-on for the Smart-UPS VT. It allows you to bypass the VT's UPS function in order to perform maintenance.