JB/T 6304-1992 Technical conditions for main special valves of steam turbines

JB/T 6304-1992 Technical conditions for main special valves of steam turbines JB/T6304-1992 Standard download and decompression password: www.bzxz.net

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Subject content and scope of application
JB/T63041992
This standard specifies the technical specifications of calcium carbide furnace transformers and requirements. This standard is applicable to three-phase oil-operated calcium carbide transformer protection with a voltage level of 110kY and below, a rated capacity of 50,000VA and below, and a rating of 502.
Quoted standards
JB344.1 General purchase of hot furnace transformer
Technical parameters
3.1 Specifications
3.1.1 None The specifications of the voltage regulating calcium carbide furnace transformer should comply with the requirements in Table 1. Table
Rated passenger capacity
1600m
One voltage
Three voltages
1131061009590
126 | | tt | | E | tt|| 153150
159155
3.12 The specifications of the on-load voltage regulating calcium carbide section transformer shall comply with the requirements of bone element. 1992-06-26 Rat
Precision two
Autumn voltage
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Slow constant passenger volume
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Connection Group Label
God's Way
1993-01-01
Rated volume
20000|| tt||2500m
400 units
primary voltage
63|| tt||35
JB/T63041992
voltage
V|| tt||155100
160100
170195
180110
190110
205125
225145
240~160|| tt||rated two
wo voltage
187|| tt | ||out) equal difference
joint label
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false ) | |tt | The fixed capacities of the single-phase calcium carbide furnace voltage converters that form a three-phase transformer temporary group are: 6667, 333, 10508, 13333, and 16667kVA. Its technical parameters and properties are determined by the manufacturer and the user through consultation.
3.2 Performance parameters
32.1 The performance of the non-excited silicon voltage regulating calcium carbide furnace transformer shall meet the requirements of Table 3. Table
rated capacity
16000
Primary voltage
No load reveal
11.8||tt| |12.5
Guidai consumption
70||tt ||75
No-load power consumption
barrier voltage
Note: No-load power consumption is mentioned in the table , the empty power check and impedance voltage are the values ??at the highest secondary voltage: the load loss is the value at the rated secondary voltage.
3-2-2 has the requirements of Table 4 for adjusting the properties of piezoelectric transformer. Rated passenger volume
10080
—secondary voltage
H0| |tt||35
JB/T63041992
Cut 4
Empty dimension cabinet
35.2||tt| |43.7
45.1||tt| |Load loss
450| |tt||390
idle power
1.5|| tt||1.5
Impedance voltage
CISkV level
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CESkY）
CEE level
爱上2
The voltage is the value under the highest secondary voltage, and the installation-free power consumption is the standard under the fixed secondary electrician
Technical requirements and other regulations
4.1 Technical requirements for calcium carbide furnace transformer. 531 provisions. The connection method of calcium carbide protective transformer can be recorded at any time. 4.3 Test items and methods of calcium carbide furnace transformer. The inspection and marking, packaging, transportation, and storage of the products must comply with the regulations of 185344.
JB/T63041992
Appendix A
True type connection diagram
pieces)
A! The unexcited voltage regulating calcium carbide protected transformer can adopt the assembly diagram shown in Figure 1 and Figure 2. The connection diagram shown in Figure 3 can be used for A235kV and above loaded national voltage electric stone furnace transformers. Poed | | tt | | e | |This standard was proposed by the Dayang Transformer Research Institute of the Ministry of Mechanical and Electronic Industry. This standard was drafted by the Changchun Transformer Group Factory Xiyang Voltage Research Institute, 0o'o'of0!
This standard is valid since the date of approval: original JB/02207-(Transformer for calcium carbide) . 5
JB/T63041992
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