7/28/2019 Holophane Emergency Lensafe II Series Brochure 1973

http://slidepdf.com/reader/full/holophane-emergency-lensafe-ii-series-brochure-1973 1/2

t:lg

El3:l;,;IJ

"ifi:lbolE

(o

6

IF

z

Lensafe Supplement NO.1

Lensafe'IIemergency/generalfluorescent lightingby Holophane.

7/28/2019 Holophane Emergency Lensafe II Series Brochure 1973

http://slidepdf.com/reader/full/holophane-emergency-lensafe-ii-series-brochure-1973 2/2

Lensafe IILENsaFE ll provides wide-spread glare-free fluorescent gen-

eral and security lighting. ln security LENSAFE ll, two rapid-

start lamps are lighted when normal ac power is present The

unit instantaneously switches to one-lamp battery-powered

operation whenever an outage occurs, and automaticallyswitches back to norrnal power when it is restored. LENSAFE ll

is avar able also in rnatching two-lamp general-illuminatlon

units, which (working a ong with security LENSAFE ll) provide

the normal-task il uminaiion level when bui ding power is

present.Like single.lamp LEr.rsare. this two lamp higher-output unituti izes an efficient injection-mo ded, prismatic CoNTFoLENS'

dependable solid-state circurtry, unique battery-charging clr-cuit, long-life sealed batteries that do not require maintenance

for up to B years code-requrred lamp-tesi switch and battery-conditlon indicator light, rugged exiruded aluminum housing,

and esthetic styling. These and other benefits of LENSAFE ll

are more lully described in the single-lamp Lersaredata sheet

Easy relamping. Lens hangs freely from either stde for quick

lamp installation. Pos tive vibrairon proof latches supportlens-no forcing necessary for installation or remova.

Rugged aluminum housing. General and secunty LENSAFE llluminaires have extruded alumrnum housings rather thanthe sheet-metal housings typical of ordinary fluorescentfixtures The aluminum extrusion is more rugged than sheetmeta and dissipates heat better, improving the therr.talprotection for the enclosed sol d-state circuitry andsealed batteries.

Coellicients of Utilization, Zonal Cavity Method.

Both Lamps On

50% 30% 10% s0% 30% 1o%

70 6A 65 61 59 5A62 5a 54 54 5t .19

55 50 ,16 49 45 425(J 4.+ 40 44 1A 36.1.r 38 34 39 35 3240 3.1 30 35 31 2735 30 26 32 21 2,t32 26 22 29 24 21

29 23 19 25 21 1A26 20 17 23 t9 16

5A%

50

21

1

2

3

a678I

10

6.1 615t, 53

36 3132 2T29 2426 212.1 19

30% 1o%

54 53

,11 3S36 33

2a 2525 2222 19t9 16

10%

50tl2

3l2T24

ta15

PHOTOMETN C TEST FEPORT

Specification and ordering data.

CatalogNo'

M-71

N4-731

LightingFunction

Standard

AnodizedFinish

Lamps Net Wqt.

Overall Dimensions (in.)

t6

"Standard un t s provideci for 120 volls For 277voll operat on add sull x 277 to cala og number

t*For non-standard i nish. aclcl suifixBronze or"Red io calalog number

tTwo batier es furnished w th each security

M-73 Listed by Underwriters Laboratories, lnc. as Emergency Lighting Equipment.

For complete rnformation on one-lamp LENSAFE see the appl cable data sheet. Or contactyour loca Ho ophane sales engineer for applicat on assistance computer-alded design and

cost stud es, and sarnple units for kia installatlon.

ll^o-lnp"h"pfle?..J;:g,";;:i,iii;""ff T3;,o,i,'r;r'i,oo, Printed in u sa 7aa-65-373