Technical Information

VIALOX

®

®

®

® NAV®®®® SUPER 4Y®®®®

HID M, release 12/04,

subject to modifications

Product features:

• High pressure sodium lamp 250 Watt

• Increased luminous flux compared to standard

high pressure sodium lamps

• Elliptical, electrostatic white coating inside

• Centrally-located, durable ceramic arc tube with

integrated strike bar and sodium amalgam filling

• For ignitors from 4 to 5 kV

• Maximum lamp diameter 90 mm,

maximum length 226 mm

• E40 base, nickel-plated brass for corrosion

resistance

• Nominal luminous flux 31,000 lm

• Luminous efficacy 124 lm/W

• Light depreciation less than 10%

after 16,000 hours of operation

• Early failure rate less than 5%

after 16,000 hours of operation

• Average lifetime 32,000 hours of operation

Lamp wattage

250 W

System wattage (with CCG)

285 W

Lamp voltage

100 V

Ignition voltage min./max.

4/5 kVS

Lamp current

3.0 A

Mains current comp. at cos

ϕ ≥ 0,9

1.5 A

Nominal luminous flux

31,000 lm

Luminous efficacy

124 lm/W

Average luminance

30 cd/cm

2

Colour rendering index

Light colour/Colour appearance

Colour temperature

2,000 K

Diameter d

90 mm

Length max. l

226 mm

Base

Burning position

Max. perm. outer bulb temp.

400 °C

Max. perm. base edge temp.

250 °C

Comp. cap. at 50 Hz cos

ϕ ≥ 0,9

32 µF

Average lamp life

32,000 h

Failure rate at 16.000 h

5 %

Ordering abbreviation

EAN 4050300

Standard pack

12 pieces

NAV-E 250

SUPER 4Y

024387

4/

≤25

warmwhite

universal

E40

NAV-E 250 W SUPER 4Y

Elliptical,

coated

Survival rate

Luminous flux

4,000 h

100%

97%

8,000 h

99%

95%

10,000 h

98%

94%

12,000 h

97%

94%

14,000 h

96%

93%

16,000 h

95%

92%

20,000 h

90%

90%

32,000 h

50%

82%

0%

10%

20%

30%

40%

50%

60%

70%

80%

90%

100%

0

4000

8000

12000

16000

20000

24000

28000

32000

Hours burned

Typical luminous flux and survival rate

Luminous flux

Survival rate

0%

10%

20%

30%

40%

50%

60%

70%

80%

90%

100%

0

4000

8000

12000

16000

20000

24000

28000

32000

Hours burned

Typical luminous flux and survival rate

Luminous flux

Survival rate