Model: ZDA-A1 Single Phase Isolation Control Transformer
Spec: Primary 208V, Secondary 208V, 1.1KVA, 60Hz
Fit equipment: NOV Varco TDS‑9SA / TDS‑11SA Top Drive VFD Cabinet, SCR trigger circuit
Type: Dry-type 1:1 galvanic isolation transformer
Function: Electrical isolation for thyristor trigger pulse signal
Operating environment: Offshore & land drilling rig, anti-vibration, anti-humidity
