Weidmueller WTR 2.5/ZZ INV

"WTR 2.5/ZZ INV" likely refers to a specific model or configuration of a technical system or product. "WTR 2.5" may indicate a version related to water or material handling. "ZZ" could be a model variant, and "INV" might stand for "inverter," "inventory," or "investment," depending on the context. More context is needed to provide a precise description.