NEMA

Néma

Néma is a town in southeastern Mauritania, close to the border with Mali. It is located at around . It is the capital of Hodh Ech Chargui Region and of the Néma Department....

 wattage labels are used on street lighting fixtures to indicate the wattage of the lamp for maintenance purposes.

Yellow sticker indicate the lamp is a sodium vapor lamp

Sodium vapor lamp

A sodium vapor lamp is a gas discharge lamp that uses sodium in an excited state to produce light. There are two varieties of such lamps: low pressure and high pressure...

 (HPS/LPS)

Blue sticker indicates the lamp is mercury vapor (MV)

Red sticker indicates the lamp is metal halide (MH)

Green where are also used on HPS units in Canada.

In addition to being colour coded, newer NEMA stickers also state the lamp type abbreviation in the lower right-hand corner (e.g. HPS).

• "3" sticker—35 watts (HPS/LPS)-Uncommon
• "5" sticker—50/55 watts (HPS/LPS)-Uncommon
• "7" sticker—70 watts (HPS/PSMH)-Common
• "9" sticker—90 watts (LPS)-Uncommon
• "10" sticker—100 watts (MV/HPS/PSMH)-Common
• "13" sticker—135 watts (LPS)-Common
• "15" sticker—150 watts (HPS/PSMH)-Common
• "17" sticker—175 watts (MH/MV)-Common
• "18" sticker—180 watts (LPS)-Common
• "20" sticker—200 watts (HPS)-Common
• "25" sticker—250 watts (MV/MH/HPS/PSMH)-Common
• "31" sticker—310 watts (HPS)-Uncommon
• "32" sticker—320 watts (PSMH)-Uncommon
• "35" sticker—350 watts (PSMH)-Uncommon
• "40" sticker—400 watts (MV/MH/HPS/PSMH)-Common
• "70" sticker—700 watts (MV)-Uncommon
• "75" sticker—750 watts (HPS/PSMH)-Uncommon
• "X1" sticker—1000 watts (MV/HPS/MH/PSMH)-Common
• "X5" sticker—1500 watts (MH)-Uncommon

A label with a PS before the MH (i.e 17 PSMH) on a MH sticker indicates that the fixture utilizes the newer pulse start technology, which use different lamps than the older probe start technology.