OZTEK OZPCS-EP40 Manuals

Manuals and User Guides for OZTEK OZPCS-EP40. We have 1 OZTEK OZPCS-EP40 manual available for free PDF download: User Manual

OZTEK OZPCS-EP40 User Manual (162 pages)

40kW Energy Storage Power Conversion System

Brand: OZTEK | Category: Storage | Size: 4 MB

Table of Contents
5
Table 1 - Revision History
13
Introduction
14
Referenced Documents
14
General Information
14
Table 2 - Document Acronyms
14
General Safety
15
Orderable Part Numbers
16
Specifications
16
Reliability
16
Figure 1 - Part Number Guide
16
Electrical Specifications
17
Environmental Specifications
18
Mechanical Specifications
19
Accuracies
19
Mechanical Dimensions
20
Figure 2 - Mechanical Outline - Front & Side View
20
Figure 3 - Mechanical Outline - Rear View
21
Figure 4 - Mechanical Outline - Bottom View
21
Temperature Based Power Derating
22
Figure 5 - Temperature Derating Curve
22
DC Input Voltage Based Power Derating
23
Figure 6 - DC Input Voltage Derating Curve
23
AC Voltage Based Power Derating
24
Figure 7 - AC Line Voltage Derating
24
Elevation Based Power Derating
25
Regulatory Specifications
25
Listings (See
25
Compliance
25
Figure 8 - Elevation Derating Curves
25
Unpacking and Inspection
26
Figure 9 - Shipping Contents
26
Installation
27
Mechanical
27
Location and Orientation
27
Figure 10 - Mounting Orientation
27
Spacing
28
Mounting
28
Figure 11 - Required Clearances
28
Figure 12 - French Cleat Bracket Mounting Hole Locations
28
Figure 13 - Secure the Mounting Bracket to the Wall
29
Figure 14 - Lift the PCS Onto the Mounting Bracket and Secure with Locking Bolts
30
Electrical
31
Figure 15 - Electrical Interface Identification and Location
31
Electrical Conduit
32
DC Connection
32
AC Connection
33
Figure 16 - DC Terminal Block Connections
33
Ground Connection
34
Figure 17 - AC Terminal Block Connections
34
Low Voltage I/O
35
Figure 18 - Low Voltage I/O Connections
35
Configuration
36
Interface
36
Visual Indicators
36
Figure 19 - Visual Indicators
36
Table 3 - LED Functions - Normal Operation
36
Table 4 - LED Functions - Bootloader Operation
36
Low Voltage I/O
37
Modbus RS-485
37
Table 5 - I/O D-Sub 15 Pinout
37
Inputs
38
Figure 20 - Modbus Serial Interface Wiring
38
Figure 21 - Discrete Input Interface
38
Emergency Stop
39
Bias On/Off
39
Island Control Input
39
Outputs
39
Figure 22 - Discrete Output Interface
39
Table 6 - Alarm Output Mask Registers
40
Operation
41
Bias Power
41
Grid Tie Operating Mode
41
Figure 23 - System Block Diagram
41
Initiating Grid Tie Operation
42
Enabling Service
42
Figure 24 - Grid Tie Mode System Block Diagram
42
Active Power Control
43
Limit Maximum Active Power
44
Volt/Watt Control
44
Figure 25 - Volt/Watt Configuration
45
Frequency/Watt Control
46
Figure 26 - Frequency/Watt Configuration
47
Prioritization of Active Power Limiting Functions
48
Reactive Power Control
48
Table 7 - Frequency-Watt Control Equations
48
Constant Reactive Power Control
49
Power Factor Control
50
Volt/Var Control
51
Watt/Var Control
52
Figure 27 - Volt/Var Configuration
52
Figure 28 - Watt/Var Configuration
53
Output Power and Current Limiting
54
Unbalanced Voltage Compensation
54
Negative Sequence Current Control
54
Negative Sequence Current Limit and Priority
55
Anti-Island Detection
55
Grid Fault Ride through
55
Low/High Voltage Ride through
56
Figure 29 - Ride through Cessation and Trip Curves
56
Table 8 - IEEE 1547-2018 Default L/HVRT Trip Settings
57
Figure 30 - Voltage Ride through IEEE 1547-2018 Configuration
58
Low/High Frequency Ride through
59
Table 9 - IEEE 1547-2018 Default L/HFRT Trip Settings
59
Figure 31 - Frequency Ride through IEEE 1547-2018 Configuration
60
Grid Forming (Island) Operating Mode
61
Figure 32 - Island Mode Capable System Block Diagram
61
Initiating Grid Forming Operation
62
Parallel Black Start
63
Microgrid Monitoring
63
Single Unit Standalone Operation
64
Changing Operating Modes
64
Passive Mode Changes
65
Seamless Mode Changes
65
Operating States
65
Figure 33 - PCS Control State Machine
66
Initialize
67
Calibrate
67
Disabled
67
Charge Wait
67
Charging
67
Standby
68
Turn-On Delay
68
Online - Grid Tie
68
Online - Grid Form
68
Offline
69
Ride through
69
Turn off
69
Island Transfer Wait
70
Fault
70
Service Disabled
70
Shutdown
71
Fault and Warning Conditions
71
Warnings
71
High Inverter Current - Phase A, B, C
71
High Grid Voltage
71
PLL Not Locked
71
Loss of Phase
72
AC Current Limit
72
DC Power Limit
72
AC Power Limit
72
AC Current Overload
72
Grid out of Tolerance (OOT)
73
Resume - Delay
73
Island Detected
73
High DC Current
73
Temperature Warning
73
Low DC Voltage
74
High DC Voltage
74
Fan Warning
74
HVRT Active Override
74
TVS Error
74
Volt-VAR Active
75
Watt-VAR Active
75
Volt-Watt Active
75
Frequency-Watt Active
75
Limit Active Power
75
Service Required
75
Negative Sequence Current Limit
75
Faults
75
H/W and S/W Inverter Over-Current A, B, C
76
AC Over-Voltage AB, BC, CA
76
Ride through - Low/High Voltage/Frequency
76
Grid Island Condition
76
Emergency Stop
77
Communications Heartbeat Fault
77
Power down Error
77
Invalid User Configuration
77
Invalid Model
77
H/W and S/W DC Over-Voltage
77
DC Over-Current
77
DC Under-Voltage
78
Temperature Faults
78
Saturation Error A, B, C
78
AC Current Overload Trip
78
Internal Factory Fault
78
Air Filter Service
80
Real Time Clock (RTC)
80
Real Time Clock - Date Format
81
Real Time Clock - Time Format
81
Setting the Date and Time
81
Reading the Date and Time
81
Data Logging
81
Event Data Logging
82
Table 10 - Data Logging Parameters
82
Fault Events
83
Table 11 - Fault Log Header Data Description
84
Table 12 - Fault Log Buffer Organization
84
User Events
85
Selecting Parameters
85
Setting the Sample Period and Post Trigger Size
85
Table 13 - User Log Variable Selection Bit Assignment
85
Configuring the Trigger Mode
86
Configuring Triggers
86
Reading the Log
87
Table 14 - User Log Trigger Configuration Example
87
Table 15 - User Log Header Data Description
88
Table 16 - User Log Buffer Organization
88
Fault History Log
89
Fault Count Log
89
Table 17 - Fault History Index Assignment
89
Fault Time Stamp Log
90
Table 18 - Fault Time Stamp Buffer Arrangement
90
Operating History Logs
91
Operating Time Log
91
Table 19 - Operating Time Parameter Log
91
Min/Max Log
95
Table 20 - Min/Max Parameter Log
95
Communications Interface
97
Modbus Overview
97
Table 21 - Modbus Interface Specifications
97
Physical Layer
99
RTU Transmission Mode
99
Synchronization
99
Figure 34 - RTU Message Frame (PDU) Format
99
Slave Address
100
Function Code
100
Data Field
100
CRC Error Check
100
Exception Response
101
Function Code Descriptions
101
Table 22 - Modbus Exception Codes
101
Read Holding Registers (Function Code 03)
102
Preset Single Command Register (Function Code 06)
103
Write Multiple Registers (Function Code 16)
103
Sunspec Device Information Models
105
Table 23 - Sunspec Models
105
Register Properties
106
Register Number
106
Access Level
106
Sunspec Data Formats
106
Sunspec Data Type U16
106
Sunspec Data Type S16
107
Sunspec Data Type U32
107
Sunspec Data Type S32
107
Sunspec Data Type U64
108
Sunspec Data Type String
108
Sunspec Curve-Based Register Models
108
Curve Sets
109
Adopting a New Curve
109
Table 24 - Sunspec Curve-Based Models
109
Register Models
110
Sunspec Identifier
112
Sunspec Model 1 Registers - Common Model
112
Sunspec Model 17 Registers - Serial Interface
113
Sunspec Model 701 Registers - der AC Measurement
113
Sunspec Model 702 Registers - der Capacity
115
Sunspec Model 703 Registers - Enter Service
117
Sunspec Model 704 Registers - der AC Controls
118
Sunspec Model 705 Registers - der Volt-VAR
119
Sunspec Model 706 Registers - der Volt-Watt
121
Sunspec Model 707 Registers - der Low Voltage Trip (LVRT)
123
Sunspec Model 708 Registers - der High Voltage Trip (HVRT)
124
Sunspec Model 709 Registers - der Low Frequency Trip (LFRT)
126
Sunspec Model 710 Registers - der High Frequency Trip (HFRT)
128
Sunspec Model 711 Registers - der Frequency Droop (Freq-Watt)
130
Sunspec Model 712 Registers - der Watt-VAR
131
Sunspec Model 714 Registers - der DC Measurement
132
Sunspec Model 715 Registers - der Control
133
Oztek Extension Model 64340 Registers - Control and Status
134
Oztek Extension Model 64341 Registers - Configuration
140
Oztek Extension Model 64302 Registers - Alarms
142
Oztek Extension Model 64304 Registers - Firmware Update
145
Oztek Extension Model 64305 Registers - Datalogging
146
Oztek Extension Model 64308 Registers - Grid Forming Configuration & Control
151
Sunspec Model 0Xffff Registers - End Model
153
Servicing the Unit
154
Maintenance and Upgrade
154
Changing the Air Filter
154
Firmware Updates
155
Oztek Power Studio™ Tool
155
Figure 35 - Oztek Power Studio
156
Tm Gui
156
Appendix A - Records of Certification
157
Warranty and Product Information
158
Return Material Authorization Policy
160
Optional Extended Warranty
161

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