aluminum alloy.
heat-resistant silicate glass.
steel wire.
aluminum sheet or sheet steel (modification).
mounted electro-magnetic ballast (Vatra).
1 or 2pcs.
Order example:
VATRA GSP04V-400-177 N3 decoding of modification:
1 figure • design version:
0- non-compensate, two cable glands, facet reflector
1- compensate, two cable glands, facet reflector
2- compensate, one cable gland, facet reflector
5- non-compensate, two cable glands, non-facet reflector
6- non-compensate, one cable gland, non-facet reflector
7- compensate, two cable glands, non-facet reflector (or facet reflector for lamps MHL 250W, MHL 400W, SL 250W, SL 400W)
8- compensate, one cable gland, non-facet reflector (or facet reflector for lamps MHL 250W, MHL 400W, SL 250W, SL 400W)
9- non-compensate, one cable gland, facet reflector
2 figure • protection level:
7- IР65
9- IР23 without grid
10- Р23 with grid
3 figure • light distribution curve, material and type of reflector: - for lamp SL 600W:
1- concentrate, aluminum
2- deep, aluminum
3-cosine, steel - for lamp MHL 250W, MHL 400W, SL 250W, SL 400W:
4-concentrate, for lamp SL 400W, MHL 400W - aluminum, non-facet with rings
5-concentrate, aluminum, non-facet
6- deep, for lamp SL 400W, MHL 400W aluminum, facet without rings
7- deep, aluminum, facet with rings
8- cosine, steel, facet with rings, enamel powder