MK78
Colour
Optional accessories
Technical Data
last update: 21/10/2025Description
Adjustable spotlight with adapter for installation on mains electrified track for high output LED lamp with monochrome emission in a neutral white 4000K colour. Wide flood optic. Electronic ballast. Forced heat dissipation using super-silent fan with magnetic anti-friction operation guaranteeing lasting efficiency and ultra-quiet running, keeping LED lamp performance unchanged. The fan has an anti-dust protection system; safety thermal breaker and is set up for fast, easy replacement. The luminaire is made of die-cast aluminium and thermoplastic material, allowing 360° rotation about the vertical axis and 90° tilting relative to the horizontal plane. Mechanical locks for aiming, for rotation on horizontal plane and around vertical axis. Optical assembly and control gear in a single product body. Product equipped with accessory holding ring designed to contain a flat accessory. Another external component can also be applied, selected from an asymmetrical screen, an anti-glare screen and directional flaps. All external accessories rotate 360° about the spotlight longitudinal axis.
Dimensions
General (mm)
130x172x153
Technical performance
Complies with EN60598-1 and pertinent regulations
Physical properties
Material
Die-cast aluminium and thermoplastic
Product certification
-
ENEC-03
Photometric data
Details
lm system
4208.36
W system
67
lm source
5200
W source
56
Luminous efficiency - lm/W (system value)
62.81
lm in emergency mode
-
Light output ratio (LOR)
81
Optic and beam angle
WF - Wide Flood 44°
Adjustability
directional
Light colour quality
CRI (minimum) 80
Colour temperature
4000 K
MacAdam Step
3
Lifetime LED 1
50,000h - L80 - B10 (Ta 25C)
Electrical data
ZVEI code
LED
Power Supply
Electronic Control gear included
Mounting options
Integral
Installation
Description
On an electrified track;
Mounting
Three circuit track
Wiring
Electronic components housed in the luminaire.