T-piece 90°, single-section symmetrical, without bottom lugs for holding the dividers but with rear mounting holes, visible surfaces electrostatically powder-coated in RAL color according to the manufacturer's catalog, the potential equalization is carried out via the potential equalization cable GSLH... and the joint connector GSVA... or the potential equalization terminal GPK 63, if these are electrically connected to the duct base, please order accessories for the potential equalization separately. Continuous duct height H = outgoing duct height H! VDE certified! Use for: Device duct GKU 170-78T90 C Dimensions (approx. dimensions) Height H x Depth D: 170 x 90 mm Length L: 400 mm Lid opening: 78 mm Single row horizontal back holes: 7 x 33 mm Center hole spacing: 62.5 mm Three vertical back holes: 7 x 33 mm Center hole spacing: 137.5 mm Color: [customer information required] RAL: [customer information required] Material: Steel, strip galvanized in accordance with DIN EN 10346