Norwich bulletin., 1922-03-22
NoRWICH'S NEW BUMPERS
PASS TESTS sATisFAcTORIT,Y

Inc TWO new Seagrave bumpers re-
Gently purchased By the Norwich fire
department Satisfactorily passed the Of
fetal tests held last week. The results
of the tests which were conducted by the
New England Insurance Exchange.
through its engineer. ". II Merchant,
Were received late Tuesday by Chief
Howard L. Stanton. Each pufnDer was
subjected to three distinct tests.
The result of the tests Of the $50 gal
ION pumner. Engine No. 6. stationed at
Thanesvire. follows:
Type. F-s: engine. 6 cylinder "a in
by IL ~; pump, two stage centrifu-
gal: gear ratio, engine 70 pump; to
2.6s: contract requirements. $50 gallons
per minute at leo pounds net pump pres
sure; 475 &. p. m, a. 200 ihs. net pump
pressure $50 &. ?. N. at go lbs. net
pressure. Tested at draft from river /;
!ift. s feet,
FIRST test-duration. two hours lay
out of hose and nozzies two lines OF two
and 4 hait Inch c. t. Z. Ere hose each
100 feel long, into de;nze set with ! "a
instl nozzle, Average discharge and
pumn pressure Average nozzle pressure
OF 1924 pounds Speed. rev. ner. min,
engine. 100 pump 2s.4s Displacement
026s gallons rer revolution: remarks
siiuc down minutes for gasoline.
7
Second test-duration. thirty minutes
Layout OF hose and MOBILES one line 81
IL inch c. r. L.. FIRE hose. 100 feet
long. with play pipe and IA inch nyz-
| zle. Gate in line partly closed.
Average discharge ana pressure: -:
2. p. ~, at 204 his. net pumD pressure
Average nozzle pressure Of ia pounds.
Speed. rev. per. min engine 1l4o
puHiu. 3055: displacement, o.1e1 gallons
per revolution.
Third test-DuratIon. thirty minutes
layout Of. hose and nozzles. one line oi
IL inch c. p. i. fire hose. 100 :eei
ling with plav pipe and IA inca noz'
zle gate In line partly. closed.
Average discharge and pressure: 81
&. p. M. at z5s pounds net p'iTro pres.
sure. Average nozzle pressure OF Sc
speed rev. per min. engine. 1852
pump. 1882; displacement, o.i1os gals
per rev. ....-. ...
iasactory. Motor pfrno IN apparent
good condition at completion Of tests.
The tests Of the 500 gallon pump. En-
cine No. 3, Central station. resulted a.
follows:
Type. F-s; engine. six cylinder, 5 g.
INKS IL In; punfo, two stage centrffu
gal; gear ration; engine to pump l t
2.6S; contract requirements, 500 2. 7
M. at 100 lbs. net pum1 pressure; $50 e
| y. m, at 200 ms. net pump pressure; go
z. n: m. at $50 lbs. net puunD pressure
tested at draft from river. Eft. feet.
i First test: duration. two hours; lay
| out Of hose and MOBILES. two lines Of.
1-2 inch C. r. L. fire hose. each 100 fee
long. into deluge set with l 1-2 inc
nozzle.
Average discharge and pressure; So
e. p. m. at 1913 lbs. net purnD pressure
average nozzle pressure Of sos lbs.
! Speed. rev. per. min, engine 1908
pump. 1855: DISBURSEMENT. o.235 Eal'
per. rev.
Second test; duration. thirty minutes
! layout OF. hose and MOBILES. one line c
2 IL inch c. r. L. fire hose. 100 fee
, cong, with play pipe and IA inch noz
zle. Gate in line partly closed.
, Average discharge and pressure; 81
z. D. m. at 206 lbs net. pump pressure
average nozzle pressure Of 90 pounds.
sneed rev. ner min. engine. 1927
pump 1920; displacement, o.l23l gal
ThiTd tes: duration. thirty minutes
layout Of hose and nozzes; one line
2 IL inch C. r. L. FIRE hose. 100 fee
long, with play pipe and l IA inch moi
gle. Gate in line partly closed.
|, Average discharge and PRESSURE b
!, z D. m, at 253 pounds net pump pre-
!, sure. Average nozzle pressure OF 81
speed. rev. per. min. engine 1909
: pump. s221; displacement, GLOSS gal
!, General renlarlxs: The above tests sa
: isfactory. Motor and pump in apQarel
good condition at completion Of the test