C-mac FP34-400-99-31 3-Phase Voltage & Sequence Monitoring Relay 400VAC New

All the best /Klaus

Available is a brand new, never used C-mac FP34-400-99-31 monitoring relay for 3-phase systems. Made in Denmark, this relay protects electrical equipment by monitoring correct phase sequence, voltage range, and provides adjustable delay settings. It's trusted by automation engineers for safe, cost-effective 3-phase supply monitoring.

Brand

• C-mac (Comadan Produktion, Denmark)

Model & Identifiers

• Type: FP34-400-99-31

• Relay Output: 1 pole, 8A/250VAC, changeover contact

• Supply: 3 × 400VAC Ph-Ph + Neutral, ±25% adjustable range

• Delay: On = 3 sec, Off = 300 ms

• Part No.: 2010

• CE marked

Condition

• Brand new, unused, in original packaging.

Technical Specifications

• Monitors phase sequence, under-voltage, and over-voltage

• Fixed reaction delay, adjustable voltage threshold

• DIN-rail mounting (compact 35mm housing)

• EMC and safety regulations EN 60730-1 compliant

• Green LED for supply/levels OK, Red LED for relay status

• Wide temperature range: −20°C to +60°C

Main Features

• Protects motors and equipment from incorrect phase sequence and supply faults

• Trusted in industrial automation and electrical panels

• Simple installation with screw terminals

Background & Collector Info

The FP34 combines phase sequence with under/over voltage protection, making it a popular choice for engineers wanting comprehensive supply monitoring in compact form. Made in Denmark, C-mac relays are highly respected for quality—brand new units are rarely available outside OEM sourcing.