The Salt Lake herald. [volume] (Salt Lake City [Utah]) 1870-1909, 1904-06-30
PHONE COMPANY
RECEIVES TODAY
New Plant win be Thrown
Open TO Visitors.
BUILDING WELL EQUIPPED
DESCRIPTION OF THE SIRUC-
TURF AND ITS CONTENTS.
BUILDING WELL EQUIPPED

NltELH systems r.Ia tAlt'Ha AlA.....a .-tt'
mants i'm the United states. Tonight
The doors of the new building VIII De-
thrown open for "a reception To the COM
uauys subscribers and other friends
for the inspection of the system The
building win be brilliantly lighted ana
decorated with palms, ferns and now
ers Tor the occasion
The new home of the Independent
company is located al no ana lli
south state street. e. rhTee-stOTy build
ing. convenient ana handsomely fur
nished throughout
The entrance 10 the building is
through massive plate glass doors INTO
a Vestibule, which rs lighted Dy several
handsome wrought iron combination
gas and electric light fixtures. The ves-
ribule has a broad marble panel around
It's entire length and makes "a fitting
border 90 the Mosaic flooring, which is
of e. handsome design The woodwork
throughout the entire building Is se-
1ected birch. hand polished and beau
tifuI specimen Of the cabinet maker S
art
The drst Office TO the left is the con-
tract or city department furnished i'm
mahogany. Here also Is the directory
department.
Across the vestibule is the public
toll room. This room is for the use OF
the public as a reception room ln-
stalled iu one end of the room are two
booths. iu which are located public
station telephones. Easy chairs. read
ing matter and "a general air of COM
fort are afforded while waiting.
Toll Room Handsomely Finished.
The ton room is located in the south
east corner of the building and contains
a four-positiou relay bridged multiple
toll board which is constructed Of
highly polished golden oak, and has
am ultimate capacity OF 100 toll lines
and forty trunks TO the main switch
board in the third floor. Each position
is equipped with "a full equipment of
cords and plugs double supervisory
signals. double ringing and listening
keys calculagraphs for the proper i'm
dicatiuE of the duration OF the CONVEX
station, together with various apparatus
for the proper handling Of the t0H bust
ness of the exchange.
The engineering department also i'm
CIudes the offices of the superintendent
OF construction and that of the super
iuteudeuL of equipment and malute-
nance. Here are kept the records of
the various lines and instruments, and
from here are issued the orders for all
the work done by the employees of the
departments, including the trouble
which has been tested ont by the wire
chief ana turned over to the main
teuauce department for attention,
Passing along. the large stock room
is entered This contains che various
Instruments and supplies necessary for
The equipment oL the exchange. Jn-
derueath this room is "a large store
aoOm, which is reached by a short
flight of iron steps and large freight
elevator. capable OF handling many
tons of freight Adjacent 10 this room
and opening into 10 is the boiler room,
i'm which is installed a twenty-five
horse power boiler Tor heating the
building An auxiliary heater TO be
used during the summer Us also To-
Gated here.
A basement the fun size of the build
ing. which is finely lighted and is Ce-
mented throughout affords ample stOT-
age lor the future.
Room For the Wire Chief.
Returning to the first floor the wire
chiefs room is next visited Here is
located the terminal. relay and inter
mediate racks. generators and power
board.
The lines entering the building
through the underground cables ter
inmate in groups OF terminals CORE
spending TO the number of that par
Jicular cable. From this point the cir
cult pursues its course through the va
Ji0us apparatus which ls q part Of it,.
including an elaborate system OF pro-
lection from lightning and electric
light or power circuits. The various
racks occupy the entire west end of
the room. which is LOrJy-nVe feet by
ninety feet Ample space is provided
for the extension of the rack to its
ultimate equipment Of 1860 lines. Sit
uated at the west end of the room is
Tne wire chiefs desk which contains
a fun equipment of main and desk
trunks. test lines. test plugs, cable test
lines. test and hOWier cords, order wire
circuits. volt and ampere meters, spe-
cial generator circuits testing mSLrU-
meuts of various kinds. an provided
Tor The purpose OF rapidly testing and
locating trouble
Standing exactly in the center OF the
room at the east end ON a white ItaI-
ian marble base or foundation twelve
feet square are the powerful geuer-
ators These constitute two complete
duplicate charging outfits, each set
consisting OF tWenty-horse power,
eight POLE siEty-cycIe. three-phase. 220-
volt alternating current motor direct
connected 90 mulupOiar generator,
delivering am output of twelve *. w,
furnishing 200 amperes az sixty volts.
Zach motor generator has sufficient ca
uscftv 10 operate the full ultimate ca-
pacity Of the storage batteries at the
normal charging rate For the purpose
OF ringing the subscribers bells there
Is provided one selL-eEcItiug ringing
dynam0tOr belt connected TO q 220-volt
Ghree-phase run load automatic start.
alternating current motor. furnishing
both alternating and direct currents
and equipped with h0Eler. busy-back.
Intermittent ringing. ety.; also one
awelve u. II. ringing dynam0tor TO op-
hrate 0n f9rty-rolt battery for emer-
geucy-
Facing north and directly an the side
Of the generators stands the power
board. which is vast aggregation of
switch Instruments. TT Is constructed
of white italian marble. mounted iu
iron supporting frames
Storage Battery in Basement.
Leaving the wire chiefs room one de-
sceuds TO the storage battery. which is
located be the basement. The room is
provided with adequate facilities for
carrying oft the gases generated by the
battery. q special brick hue being pro-
vided FOR the purpose
The battery is arranged iu two sets.
each set consisting of twenty cells ac-
cumuIat0ss SIN lead-lined tanks and
having am ultimate capacity sufficient
10 operate the ~. 500 lines f~r -ari-I
Of lwentV-f0ur hours without res
charging The duplicating oil the plant
Ensures continuous service and is wed
worthy az emulation by other tele-
phone companies
Located in the basement and directly
under the wire chief IS room IS the cable
terminal room. The cables entering
from The street are supported on iron
racks. resting Ola steel posts extending
the entire length of the room and run-