Transformer and measuring cabinet, universN, up to 250 A, TN-S/TN-C network, Munich central station. Equipped transformer cabinet in accordance with DIN EN 61439, protection class IP 44, with buried base, made of glass fiber reinforced polyester FS 833.5 in accordance with DIN EN 14598 with recycled material. The transformer cabinet is equipped in accordance with the current technical connection conditions of the respective energy supplier and covers the respective TAB requirements. Profiled housing in rib design. Door with opening angle of 180 degrees when free-standing and 90 degrees when connected in series. Doors can be removed, door can be hinged on the left or right. Locking with swivel lever and three-point bascule lock with 1 or 2 profile half cylinders. Built-in cylinder at the bottom with a same-key series. A second locking cylinder (e.g. from a VNB locking system) can be installed at the top after removing the square lock. If a second profile half-cylinder is not installed, the second upper opening must be fitted with a blind plug. Ventilation takes place via labyrinth-like ventilation ducts and is puncture-proof against the ingress of foreign bodies. Transformer cabinets are built in accordance with the technical guideline 'Outdoor connection cabinets/connection of stationary switch and control cabinets and meter connection columns to the low-voltage network of the VNB'. The installation consists of protectively insulated meter fields DIN 43870 (functional areas) for meters and tariff switching devices (TSG). Meter spaces or TSG spaces are prepared with an IP54 cover. Depending on the design, empty spaces are provided as retrofit fields. The buried base and meter connection column form a unit. A floor grate is recommended. To prevent condensation, the base must be filled with base filler on the inside up to the height of the cable fastening rail. Note: Consult VNB.
