Striebel & John 100A 3-Phase Measuring Transformer Complete Cabinet A37 3P WA37KK21

This complete measuring transformer cabinet from Striebel & John is a pre-wired, surface-mounted enclosure engineered for indirect energy measurement in commercial and industrial power distribution systems. Rated for 100 A and three-phase operation at 230/400 V AC, it integrates a 3-phase meter position and three current transformer positions with an integrated main busbar, providing a turnkey solution for accurate consumption monitoring.

Advantages

The cabinet is built from powder-coated sheet steel, ensuring durability and a clean appearance. Its IP44 protection rating guards against solid objects and water splashes, making it suitable for indoor technical rooms. Pre-punched knockouts on top and bottom simplify cable entry, while the lockable single door secures the installation. Compliance with DIN VDE and VDE-AR-N 4101 guarantees adherence to German grid connection requirements.

Suitable for

• Commercial buildings requiring sub-metering of electrical consumption
• Industrial facilities with 100 A three-phase supply lines
• Electrical contractors installing indirect metering systems
• Energy management projects needing a pre-wired, ready-to-connect cabinet

Key specifications

• Rated current: 100 A
• Number of phases: 3-phase
• Rated voltage: 230/400 V AC
• Protection class: IP44
• Mounting type: Surface-mounted
• Cabinet material: Sheet steel, powder-coated
• Measurement type: Indirect (via current transformers)
• Number of meter positions: 1 (for 3-phase meter)
• Number of transformer positions: 3 (for current transformers)
• Short-circuit current rating (Icc): 25 kA
• Connection technology: Screw terminals
• Busbar system: Integrated main busbar
• Cable entry: Top and bottom (pre-punched knockouts)
• Door type: Single door, lockable
• Standards compliance: DIN VDE, VDE-AR-N 4101
• Application: Commercial and industrial energy measurement
• Configuration: Complete cabinet, pre-wired

Recommendations

For installations where space is limited or a wall-mounted solution is preferred, verify the cabinet dimensions and mounting accessories. Always have a qualified electrician perform installation and connection to ensure compliance with local regulations.