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UBZ-304
Novatek UBZ-304 Manuals
Manuals and User Guides for Novatek UBZ-304. We have
1
Novatek UBZ-304 manual available for free PDF download: Operating Manual
Novatek UBZ-304 Operating Manual (41 pages)
UNIVERSAL MOTOR PROTECTION UNIT
Brand:
Novatek
| Category:
Power distribution unit
| Size: 0 MB
Table of Contents
Table of Contents
2
1 Application
5
General
5
Changes in the Characteristics and Operation of UBZ Depending on Program Version
6
Controls and Overall Dimensions
6
Operating Conditions
6
2 Components
6
3 Specifications
7
Basic Technical Specifications
7
Measured, Calculated, Special and Service Parameters
8
Programmable Parameters
10
Protection Functions
17
Protection Types
17
Maximum Phases Current Protection
17
Ground Fault Protection
18
Negative-Sequence Current Protection (Imbalance)
18
Minimum Phase Current Protection
18
Delayed Start and Rotor Blocking
18
Thermal Overload Protection
19
Windings Overheating Protection
20
Voltage Protection
20
Phase Sequence Protection
20
Network Power Frequency Drop Protection
20
Network Power Frequency Rise Protection
20
Protection for Minimum Resistance of Motor Winding Insulation
20
Protection for the Motor Phase (-S) Break (Loss)
21
Serviceability Check of External Magnetic Starter
21
4 Ubz Design
21
5 Intended Use
21
Preparation for Operation
21
Preparation for Connection
21
Selection of Current Transformers (CT)
21
General
21
Unit Installation
22
UBZ-304 Connect
23
UBZ Control
24
Modes of UBZ Control and Status
24
Measured and Calculated Parameters View State
24
Mode of 'Keyboard Blocking
25
Mode of 'Minimum Number of Settings' (MNS)
25
Mode of 'User Level
25
Mode of "Advanced User Level
26
Factory Settings
27
Real Time Setting
27
UBZ Faults Reset on Front Panel
27
Energy Meters Reset
27
UBZ Operation
28
UBZ Operation before Load Relay on
28
UBZ Operation after Load Relay Enabling and Motor Is on
28
Functional Relay Operation
28
Operation of UBZ-304 Together with Computer
29
Communication Protocol and Interface
29
Communication Parameters
29
Communication Protocol
30
Command Codes
30
Control of Correct Transmission of Data Packet
32
Register Addresses
33
Time Parameter Registers
33
Communication Errors Handling
34
Remote Control of the Motor Using RS-232/RS-485 Interface
34
Command "FAULT RESET
35
Command "UBZ RESTART" ("RESTART")
35
UBZ Factory Settings Using MODBUS Interface
35
Emergency Conditions System
35
Emergency Conditions Logbook
36
Motor Control on UBZ Front Panel
37
Motor Control Using Analog Inputs
37
6 Maintenance
37
Safety Precaution
37
Maintenance Procedure
37
7 Transportation and Storage
38
8 Service Life, Shelf Life and Manufacturer Warranty
38
9 Acceptance Certificate
38
Appendix А
39
Current Protection with Dependent Time Delay
39
10 Claims Data
39
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