3.T5 VHO and HO Extreme Temperature lamp specifications
3.1. Product offerings
The T5 Extreme Temperature range consists of the following types:
T5 VHO 95W Extreme Temperature (46 in)
T5 HO 54W Extreme Temperature (46 in)
3.2. Mechanical characteristics
The lamps fulfill the safety regulations found in IEC 61195 —
The nominal diameter of T5 lamps is 0.63 in; the maximum lamp outline (including the bending) is 0.67 in.
3.3.T5 VHO and HO Extreme Temperature publication values
T5 Extreme Temperature lamps are amalgam lamps with a very broad temperature range. The lumen output is above 90% of the maximum lumen output between 65°F and 170 °F. In table 3.1. the nominal values are given.
Lamp type | Color | Lamp | Discharge | Resistance | Lamp | Luminous | |
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| Voltage | Current |
| power | flux | |
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| (V) | (A) |
| (W) | (lm) | |
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T5 VHO 95W | 835 / 841 | 123 | 800 mA | 154 | 95 | 7200 | |
Extreme Temperature | |||||||
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T5 HO 54W | 835 / 841 | 118 | 460 mA | 255 | 54 | 5000 | |
Extreme Temperature | |||||||
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Lamp type | Color | Lamp | Luminous | Luminous | Luminance | |
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| Power | flux | efficacy | cd/cm | |
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| (W) | (lm) | (lm/W) |
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T5 VHO 95W | 835 / 841 | 95 | 7200 | 76 | 4.4·104 | |
Extreme Temperature | ||||||
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T5 HO 54W | 835 / 841 | 54 | 5000 | 93 | 2.9·104 | |
Extreme Temperature | ||||||
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Table 3.1. Electrical and photometrical data of T5 VHO and HO Extreme Temperature lamps
Note: All data after 100 operating hours
8 OEM Design Guide Philips T5 VHO and HO Extreme Temperature Lamps and Ballasts
