Sign In
Upload
Manuals
Brands
Lambda Manuals
Power Supply
EMS 20-50
Lambda EMS 20-50 Manuals
Manuals and User Guides for Lambda EMS 20-50. We have
1
Lambda EMS 20-50 manual available for free PDF download: Operator's Manual
Lambda EMS 20-50 Operator's Manual (39 pages)
EMS series
Brand:
Lambda
| Category:
Power Supply
| Size: 0.45 MB
Table of Contents
Power Supply
2
Table of Contents
3
1 General Information
6
Introduction
6
Safety Precautions
6
Specifications
7
Input Power
7
Ac Inrush Current
7
Table 1.1: Input Power
7
Regulation
8
Transient Response
9
Stability
9
Remote Programming
9
Table 1.3: Ripple for Three Phase
9
Meter Tolerance
10
Physical Specifications
10
Overall Efficiency
10
Table 1.4: Remote Programming Accuracy
10
Table 1.6: Physical Specifications
10
Environmental Specifications
11
Electrical Installation Categories
11
Operating Temperature
11
Over Temperature Protection
11
Overvoltage Protection (for Outputs ≤ 300 VDC)
11
Rstl Controller Board
11
Cooling
12
Model Number
12
Returning Equipment
12
Table 1.7: Model Number
12
2 Inspection and Installation
14
Visual Inspection
14
Location
14
Emc Requirements
15
Figure 2.1: Delta to Wye Connection
15
Electrical Inspection
17
3 Operating Instructions
18
Front Panel
18
Figure 3.1: Front Panel, (5Kw Model Shown)
18
Table 3.1: Front Panel Controls and Leds
18
Operating Modes
19
Constant Voltage Mode
19
Constant Current Mode
19
Output Nulling
19
Figure 3.2: Operating Modes
19
Programming Modes
20
Figure 3.3 Rear Panel "D" Connector
20
Local Programming
21
Remote Programming of Voltage Channel
21
Figure 3.4: Local Programming
21
Figure 3.5: Remote Programming by External Resistance, Voltage Mode
22
Figure 3.6A: Remote Programming by External Voltage, Voltage Mode
23
Figure 3.6B: Remote Programming by External Voltage,Voltage Mode (as Per 0 - 10V Option)
23
Remote Programming of Current Channel
24
Figure 3.7: Remote Programming by External Current, Voltage Mode
24
Figure 3.8: Remote Programming by External Resistance, Current Mode
25
Figure 3.9A: Remote Programming by External Voltage, Current Model
25
Parallel Operation
26
Figure 3.9B: Remote Programming by External Voltage, Current Mode (as Per Option)
26
Figure 3.10: Remote Programming by External Current, Current Mode
26
Parallel Operation - Master/Slave
27
Figure 3.11: Parallel Operation
27
Series Operation
28
Figure 3.12: Parallel Operation, Master/Slave
28
Figure 3.13: Series Operation
28
Series Operation Master/Slave
29
Remote Meters (P.s. with Output of 300V or Less)
29
Figure 3.14: Series Operation, Master/Slave
29
Remote Sensing (P.s. with Output Voltage 300V or Less)
30
Remote Sensing (P.s. with Output Voltage over 300V )
30
Figure 3.15: Remote Sensing
30
Remote Turn on
31
Load Connection
31
Table 3.3 Recommended Wire Size for Load Connection
31
4 Theory of Operation
32
Principles of Operation
32
Input Section
32
A200 Inverter Board
32
Figure 4.1: Simplified Ems Power Supply
32
Output Section
33
A100 Control Board
33
Supervisory Functions
33
Over Current Protection
34
Set-Point Reference
35
Voltage Control Channel
35
Current Control Channel
35
Automatic Crossover
35
Pulse Width Modulator for the 600W/1Kw
35
Pulse Width Modulator for the 2.5Kw/5Kw
36
Transistor Drive for the 600W/1Kw
36
Transistor Drive for the 2Kw/2.5Kw and 5Kw
36
5 Calibration and Troubleshooting
37
Introduction
37
Inspection and Cleaning
37
Calibration
37
Analog Meter Zero Calibration
37
Voltage Channel and Voltmeter Calibration
38
Current Channel and Ammeter Calibration
38
Troubleshooting
39
Table 5.1: Troubleshooting Guide
39
Advertisement
Advertisement
Related Products
Lambda EMS 20-30
Lambda EMS 20-100
Lambda EMS 20-125
Lambda EMS 20-250
Lambda EMS 10-100
Lambda EMS 30-80
Lambda EMS 60-40
Lambda EMS 150-16
Lambda EMS 600-3.3
Lambda EMS 60-80
Lambda Categories
Power Supply
Measuring Instruments
Desktop
Laptop
Inverter
More Lambda Manuals
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL