HANDBOOK OF THE PLANT POWER ENGINEER, SHEET 59. (CONTROL-MEASURING INSTRUMENTS)

• Document Type: CREST
• Collection: General CIA Records
• Document Number (FOIA) /ESDN (CREST): CIA-RDP80-00809A000700090417-8
• Release Decision: RIPPUB
• Original Classification: R
• Document Page Count: 2
• Document Creation Date: December 22, 2016
• Document Release Date: August 11, 2011
• Sequence Number: 417
• Publication Date: December 5, 1952
• Content Type: REPORT

Sanitized Copy Approved for Release 2011/08/11: CIA-RDP80-00809A000700090417-8
FOR OFFICIAL USE ONLY
W
PUBLISHED
WHERE
PUBLISHED
DATE
PUBLISHED
LANGUAGE
COUNTRY USSR
SUBJECT Scientific - Electricity, measuring
HO instruments
Monthly periodiccl
Moscow
Nov 1950
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THIS IS UNEVALUATED INFORMATION
Promyshlennaya Energetika, No 11, 1950, inside back cover.
HANDBOOK OF THE PLANT POWER ENGINEER. SHEET 59.
1. Electropul't Plant, Ministry of Electric Power Stations (continued)
FD-Ch. Frequency meters, ferrodynamic indicating-type. For ac
circuits. Accuracy Class 1. Measuring range: 45-50-55 cps. Consumption up
to 65 ma. Width 147 mm, height 172 mm, depth 103 mm + 23 mm (terminals).
Weight 2.16 kg.
SKhM-1. Synchroscopes. For voltage of 100 v. Connecting in when
frequency difference does not exceed 5%. Consumption in single-phase circuit
120 ma, in three-phase circuit 80 ma. Dimensions same as for type FD-Ch fre-
quency meters but length of terminals is 28.5 mm. Weight 1.55 kg.
E-V0 Voltmeters, null-indicating,. Zero voltage indicators for syn-
chronized. equipment. Width 147 mm, height 172 mm, depth 87 mm + 23 mm (terminals).
Weight 0.~2 kg.
All Elektropul't Plant instruments are made with uniform-type rec-
tangular plastic cases designed for flush mounting.
2. Plant of the Ministry of. the Electrical Industry
M-1 (M-51, M-52, M-53, M-54). Ammeters, moving-coil, small. Statfona.?y,`
for use in dc circuits. Accuracy Class 2.5. Types: for flush mounting -- M-51,
unshielded, and M-52, T3hielded; for surface mounting -- M-53, unshielded, and
M-54, shielded.. Measuring range: 1, 5, 10, 1-0-1, 5-0-5, 10-0-10 amp without
external shunt and 20, 30, 50, 100, 20-0-20, 30-0-30, 50-0-50, 100-0-100 amp
with external shunt (see below). Case: circular, plastic, dust- and spray-
proof, diameter 60 mm, face of instrument 63 x 63 mm for flush mounting (angle
brackets with holes for fastening to panel); 63 mm diameter for surface mount=
ing. Depth of instrument 50 mm, including terminals.' Weight 0.18 kg witl}out
shield and 0.2 kg 'with shield.
Sanitized Copy Approved for Release 2011/08/11: CIA-RDP80-00809A000700090417-8
 Sanitized Copy Approved for Release 2011/08/11: CIA-RDP80-00809A000700090417-8
STAT
M-2 (M-41, M-42, M-43, M-44). Ammeters, moving-coil, stationary. For
use in dc circuits. Accuracy Class 2.5. Types: for Plush mounting M-41
unshielded, and M-42, shield: d; for surface mounting -- M-?, unshielded, and
M-44, shielded. Measuring range same as in type M-1 ammeters. Case: circular,
plastic, '.ust- and spray-proof, diameter 80 mm, face of instrument 83 x 63 mm
for flush mounting (angle brackets with holes for fastening to panel); 83 mm
diameter for surface mounting. Depth of instrument: 53 mm for flush mounting
and 55 mm for surface mounting including terminals. Weight 0.33 kg without
shield and 0.37 kg with shielc.
M-55/2. Ammeters, moving-coil, small (pocket). Portable, for use in
dc circuits. Accuracy Class 2.5. Measuring range: 1.5., 3, 7.5, 1.5-0-1.5,
3-0-3, 7.5_0-7.5 amp. Width 60 mm, height 78 mm, depth 37.5. Weight 0.21 kg.
T-41. Ammeters, thermocouple. Stationary, for use ib hf ac circuits.
Accuracy Class 2.5. Maximum readings 0.5-50 amp. Instrument includes: moving-
coil mechanism, contact thermoelement (with thermocouple) and connecting wire.
Case: dust- and spray-proof; for flush assembly, dimensions same as for flush
assembly of Type M-2 ammeters. Weight of meter 0.33 kg,.of thermoelement 0.1
kg up to 10 amp and 0.37 kg over 10 amp.
T e T-41 ammeters. Ammeters, thermocouple. Technical data and weight same as for
Yp ammeters. Dimensions of meter same as for Type M-2 ammeters (for
surface mounting, see above).
T-51. Ammeters, thermocouple. Technical data same as for Type T-41
ammeters, but maximum readings are 0.5-10 amp. Dimensions of meter same as for
Type M-1 ammeters for flush mounting. Weight o9 meter 0.18 kg, of contact
thermoelement 0.1 kg.
T-53. Ammeters, thermocouple. Technical data same as for Type T-51
ammeters. Dimensions of meters same as for Type M-1 ammeters (for surface
mounting, see above).
M-1 (M-51, M-52, M-53, M-54). Milliammetere, moving-coil, small.
Technical data, dimensions and weight same as for Type M-1 ammeters but maximum
readings are: 1, 5, 10, 50, 100, 500, 1-0-1, 5-0-5, 10-0-3.0, 50-0-50, 100-0-100
500-0-500 ma.
M-2 (M-41, m-42, m-43, m-44). Milliammeters, moving-coil. Technical
data, dimensions and weight same as for Type M-2 ammeters but maximum readings
correspond to those for Type M-1 milliammeters.
M-424. Milliammeters, differential. For use in dc circuits. Measuring
range 60-o-60 ma. Weight 0.8 kg.
M-49. Microammeters, moving-coil, stationary. For use in dc '-ircuits.
Accuracy Class 2.5. Maximum readings: 200, 300 and 500,ua. Dimensions same
as for Type M-2 ammeters for flush mounting. Weight 0.3 kg. Mounted on iron
panels.
M-494. Microammeters, moving-coil. Technical data, dimensions and
weight same as for Type M-49 microammeters, but maximum readings are 50 and
M-552. Microammeters, moving-coil, small. Technical data same as for
Type m-49 microammeters. Dimensions same as for Type M-1 ammeters. Weight
0.18 kg.
Copy Approved for Release 2011/08/11: CIA-RDP80-00809A000700090417-8