This document is an operating manual for the frequency converter JF1,2/. to JF132/. (installation kit JF../.E500). The document emphasizes electrical safety issues and warns users to be careful and cautious during operation and connection to avoid electric shock and other injuries.
The JOST JF series frequency converters are described in this operating manual. It provides detailed safety instructions, EMV compliance notes, and general information about the device’s purpose and construction.
The document includes technical data, mechanical installation guidelines, wiring diagrams, control‑panel functions, commissioning steps, fault‑search procedures, and optional features. It is intended for qualified electrical personnel who install, commission, and maintain the converters. This manual is written in German.
| Nominal input voltage | 380 V – 440 V, 50/60 Hz |
|---|---|
| Dimensions (JF 1,2/...E500) | 128 mm × 292 mm × 190 mm |
| Output frequency range | 0 – 320 Hz |
| Network frequency range | 45 Hz – 66 Hz |
Only qualified and trained electrical personnel may carry out the installation.
It must be connected to earth via the PE terminal using an earth lead.
The CE mark refers to the Low‑Voltage Directive 73/23/EWG (93/68) and the Electromagnetic Compatibility law (EWG §5.2 9/92).