Electromagnet with 100 kg holding force for fire doors. For wall-mounted or floor installation. Automatic release in the event of fire. Manual release button included. Connection terminals, equipped with diode for protection against inverse polarity and current limiting resistor. Quick-fix keeper plate. Nickel-plated steel body for maximum corrosion resistance. Fibreglass-reinforced thermoplastic base. Power supply 24 VDC. Absorption 100 mA. Low current absorption mode. 30 cm wall or floor backplate. Approved to EN 1155.