1960

У-500 (ЗЭМИ №6)

When this lamp came to me, at first I thought it was UE-200, but of some strange shape. However, under a layer of dust, a stamp was found, which says that it is U-500, 500W, ZEMI 6, 1960.

HBO 500 (BGW)

A mercury vapor high pressure lamp from BGW with ignition electrode.

Lamp power: 500 W

Lamp current DC: 5.9 to 7.2 A

AC lamp current: 6.7 to 8.2 A

Lamp voltage: 70 - 85 V

System voltage DC: 110 V - 220 V + / 5%

System voltage AC: 220 V + / 5%

Lead Time: 5 - 8 min

Socket: M4 / M3 ignition electrode

Length: 172 mm

Light center: from the anode 70 mm

Burning position: Standing + / 20 °

Anode up

Ignition electrode not on the arc