Sharp QT-80W Instruction Manual download pdf (Page 16)

2.4.6 Supply Voltage for QT

with 30 mm height

Valid for: QT-FH MULTIWATT and QT-FQ

Recommended voltage range for continuous operation

AC voltage 198V ... 264V, 50/60 Hz

DC voltage 176V ... 264V

Performance at undervoltage

Lamp ignition

≥ 198V Î reliable lamp start

Voltage drop during operation

≥ 176V Î operation possible

< 176V Î damage to ECG

possible

2.4.7 ECG for 120V / 277V

Line Voltage

T5/∅ 16 mm fluorescent lamps are also getting more popular in North

America (USA, Canada). Historically in the US-market have been

established lamps in 4 ft length besides the types of 240 cm. 4 ft is also

known as 48 inch type (1 ft = 30.48 cm) and is acc. to our typical 120 cm

types. Related to the straight fluorescent types FH

…HE and FQ

…HO

this means 1,149 mm for FH

28 W HE and FQ

54 W HO.

OSRAM SYLVANIA offers the complete range for FH

…HE and FQ

…HO

under PENTRON ECG. The specification there is PENTRON High

Performance T5 lamps for FH

and PENTRON High Output T5 for FQ

lamps.

OSRAM SYLVANIA also offers the ECG for the North American line

voltages 120 V / 277 V und 60 Hz line frequency as shown at a glance:

MULTIWATT ECG for FH

fluorescent lamps: 14, 21, 28 and 35 W HE

Types: QTP 1x28T5/UNV PSN suitable for 120-277 V

QTP 2x28T5/UNV PSN suitable for 120-277 V

ECG to operate FQ

54 W HO

Types: QTP 1x54T5UNV/PSN suitable for 120-277 V

QTP 2x54T5UNV/PSN suitable for 120-277 V

For a large number of differnt lamp types including T8 OCTRON a variety

of dimmable and non dimmable types is available.

Information about availability under:

OSRAM LIGHT CONSULTING (OLC)

Hellabrunner Straße 1

81536 München

Tel: +49-89-6213 3076 Fax: +49-89-6213 2020

2.5 Automatic Lamp

Restart

With all QUICKTRONIC

for operation of T5/∅ 16 mm-fluorescent

lamps FH

…HE, FQ

…HO and FC

, automatic restart takes place after

a change of lamp provided the power supply is maintained.

Should in the case of a twin-lamp ECG no automatic lamp restart take

place after lamp replacement and could an ECG-failure be excluded,

please proceed as follows:

1 2 ... 11 12 13 14 15 16 17 18 19 20 21 ... 92 93

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Sharp QT-80W Instruction Manual Page 16

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