The range

Stand By (Non-maintained)

Automatically switches-on on mains power failure and provides illumination on battery source for specified duration, after which the battery gets automatically cut off, to facilitate quick recharge on resumption of mains supply. Once the battery is totally charged it automatically slides into trickle charge to constantly retain the charge and be ready for immediate use. ..SB Stand By (Non-maintained) SB.. Model no. Lamp type Accumulator Duration PEL 120 SB PEL 220 SB PEL 140 SB PEL 240 SB 1 x 20W FTL 2 x 20W FTL 1 x 40W FTL 2 x 40W FTL SLA SLA SLA SLA 3 Hours 3 Hours 3 Hours 11/2 Hours

Maintained

Consists of single ot twin tubes which provides illumination on normal mains power supply and the same tube/s continues to provide illumination during mains failure on self-contained battery source. On resumption of mains supply the tube/s switch back automatically and simultaneously recharge the battery to the required level. All maintained models provide uninterrupted illumination. ..M Maintained M.. Model no. Lamp type Accumulator Duration PEL 120 M PEL 220 M PEL 140 M PEL 240 M 1 x 20W FTL 2 x 20W FTL 1 x 40W FTL 2 x 40W FTL SLA SLA SLA SLA 3 Hours 3 Hours 3 Hours 11/2 Hours

Sustained

Consists of two tubes which provide illumination during normal mains supply andon mains failure one of the tubes continues to provide illumination on self contained battery source. On resumption of mains supply both the tubes light up once again while simultaneously the battery is recharged to the required level. All other features same as in model SB. ..S/CI Sustained S/CI.. Model no. Lamp type Accumulator Duration PEL 220 S/CI PEL 240 S/CI PEL 420 S/CI 2 x 20W FTL 2 x 40W FTL 4 x 20W FTL SLA SLA SLA 3 Hours 3 Hours 3 Hours

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