Com-Power LI-550C Instruction Manual

INSTRUCTION MANUAL LI-550C LINE IMPEDANCE STABILIZATION NETWORK 19121 El Toro Rd ● Silverado, California 92676 ● (949) 459-9600 ● com-power.com REV021317 INSTRUCTION MANUAL For LINE IMPEDANCE STABILIZATION NETWORK Model LI-550C 100 kHz to 108 MHz ...

INSTRUCTION MANUAL LI-550C LINE IMPEDANCE STABILIZATION NETWORK 19121 El Toro Rd ● Silverado, California 92676 ● (949) 459-9600 ● com-power.com REV021317 Table of Contents 1.0 Introduction .......................................................................................................................... 3 2.0 Products Available from Com-Power................................................................................ 4 3.0 Product Safety Information ................................................................................................. 5 3.1 Product Hazard Symbols Definitions ......................... ...

INSTRUCTION MANUAL LI-550C LINE IMPEDANCE STABILIZATION NETWORK 19121 El Toro Rd ● Silverado, California 92676 ● (949) 459-9600 ● com-power.com REV021317 1.0 INTRODUCTION This manual includes descriptions of front and rear panel ports, controls and indicators; product specifications, safety precautions, operational instructions and warranty information and guidelines and instructions for its proper usage. Information contained in this manual is the property of Com-Power Corporation. It is issued with the understanding that the material may not be reproduced or copied without the express written permission of Com-Power. ...

INSTRUCTION MANUAL LI-550C LINE IMPEDANCE STABILIZATION NETWORK 19121 El Toro Rd ● Silverado, California 92676 ● (949) 459-9600 ● com-power.com REV021317 Antennas Antenna Kits Absorbing Clamps Coupling/Decoupling Networks (CDN) Comb Generators Current Probes Emissions Test Systems Conducted Immunity Test Systems Impedance Stabilization Networks (ISN) Line Impedance Stabilization Networks (LISN) Antenna Masts Near-Field Probe Sets Preamplifiers Power Amplifiers Spectrum Analyzers Product Safety Test Equipment Transient Limiters Turntables Antenna Tripods Telecom Test Systems 2.0 PRODUCTS AVAILABLE FROM COM-POWER www.com-po ...

INSTRUCTION MANUAL LI-550C LINE IMPEDANCE STABILIZATION NETWORK 19121 El Toro Rd ● Silverado, California 92676 ● (949) 459-9600 ● com-power.com REV021317 3.0 PRODUCT SAFETY INFORMATION 3.1 Product Hazard Symbols Definitions The hazard symbols appearing on the product exterior are defined below. The yellow triangle with an exclamation mark indicates the presence of important operating and/or maintenance (servicing) instructions in the literature accompanying the product. The yellow triangle with a lightning bolt indicates an alert to the user that un-insulated dangerous voltages are present within the product enclosure and ...

INSTRUCTION MANUAL LI-550C LINE IMPEDANCE STABILIZATION NETWORK 19121 El Toro Rd ● Silverado, California 92676 ● (949) 459-9600 ● com-power.com REV021317 3.2 Incoming Inspection To avoid possibility of electrical shock, do not apply power to the LISN if there is any evidence of shipping damage. If shipping damage to the product or any of the accessories is suspected, or if the package contents are not complete, contact Com-Power or your Com-Power distributor. Please check the contents of the shipment against the package inventory in section 3.3 to ensure that you have received all applicable items. 3.3 Package Invento ...

INSTRUCTION MANUAL LI-550C LINE IMPEDANCE STABILIZATION NETWORK 19121 El Toro Rd ● Silverado, California 92676 ● (949) 459-9600 ● com-power.com REV021317 • POWER SOURCES - Connect the instrument only to the type of power source described in the operating instructions or as marked on the instrument. •GROUNDING - Take precautions to insure that the grounding of the instrument is not defeated. Grounding conductor with adequate cross- section must be connected between a grounding conductor connection for the measurement area and the grounding conductor connection (grounding bolt) on the back/front panel of the LISN and th ...

INSTRUCTION MANUAL LI-550C LINE IMPEDANCE STABILIZATION NETWORK 19121 El Toro Rd ● Silverado, California 92676 ● (949) 459-9600 ● com-power.com REV021317 • DEFECTS AND ABNORMAL STRESS - Whenever it is likely that the normal operation has been impaired, make the equipment inoperable and secure it against further operation. • SITTING OR CLIMBING - Do not sit or climb upon the instrument or use it as a step or ladder. •ENVIRONMENTAL CONDITIONS - This equipment is designed for indoor use. Ambient temperature range during operation should be between 5° C to 40° C. •STORAGE AND PACKAGING - The device should only be st ...

INSTRUCTION MANUAL LI-550C LINE IMPEDANCE STABILIZATION NETWORK 19121 El Toro Rd ● Silverado, California 92676 ● (949) 459-9600 ● com-power.com REV021317 4.0 PRODUCT SPECIFICATIONS Model: LI-550C Electrical Frequency range: 150 kHz to 30 MHz Compliant standards: CISPR 25, CISPR 16-1-2 Edition 2.0: 2014- 03 Number of lines: Two lines Max current rating: 50 Amp AC, 35 Amp DC Max Voltage rating: 270 VAC, 50/60 Hz (Line to Ground)/ 380 VDC Inductor type: 5 µH EUT & Power connector: Shrouded Superior Electric Banana Connector RF measurement connector: 50Ω, N type (female) Mechanical Dimensions of Each LISN (L x W x H): 15 ...

INSTRUCTION MANUAL LI-550C LINE IMPEDANCE STABILIZATION NETWORK 19121 El Toro Rd ● Silverado, California 92676 ● (949) 459-9600 ● com-power.com REV021317 5.0 PRODUCT DESCRIPTION 5.1 Overview The LI-550C Line Impedance Stabilization Network is specifically designed to provide necessary measurement platform for performing power line conducted emissions (disturbance measurements) compliance testing as required for CISPR, CE and other worldwide standards for commercial products. It is fully compliant with the requirements of both CISPR 16-1-2 and CISPR 25. The LI-550C performs each of the following functions during the mea ...

INSTRUCTION MANUAL LI-550C LINE IMPEDANCE STABILIZATION NETWORK 19121 El Toro Rd ● Silverado, California 92676 ● (949) 459-9600 ● com-power.com REV021317 5.3 Front & Rear Panel Marking 5.3.1 Power input port The Model LI-550C has a Superior Electric Shrouded pin receptacle for connection to an external DC or AC input power source. The LISN is shipped with two matching shrouded socket plug, for connection to the input power source cables. CAUTION Due to the high level of earth leakage current, the device cannot be connected to any power source protected by either a ground fault circuit interrupter (GFCI) circuit breaker o ...

INSTRUCTION MANUAL LI-550C LINE IMPEDANCE STABILIZATION NETWORK 19121 El Toro Rd ● Silverado, California 92676 ● (949) 459-9600 ● com-power.com REV021317 should be bonded directly to an earth referenced ground plane for effective RF reference ground. In cases where no ground plane is available, a mains isolating transformer shall be used. Please refer Safety instructions for more information on importance of grounding. The grounding instructions are to be followed at all times. 5.3.3 EUT power port The LI-550C has a Superior Electric Shrouded socket receptacle to power the equipment under test. The LISN is shipped with t ...

INSTRUCTION MANUAL LI-550C LINE IMPEDANCE STABILIZATION NETWORK 19121 El Toro Rd ● Silverado, California 92676 ● (949) 459-9600 ● com-power.com REV021317 6.0 LISN THEORY Line Impedance Stabilization Networks provide standardized line impedance to the EUT during conducted emissions testing which is independent of the external power line impedance. The standardized impedance enables consistent readings for RF noise measurements on the power line. The model LI-550C consists of two separate LISN networks housed in separate enclosures for testing EUTs with single phase power requirements. In addition to providing standardize ...

INSTRUCTION MANUAL LI-550C LINE IMPEDANCE STABILIZATION NETWORK 19121 El Toro Rd ● Silverado, California 92676 ● (949) 459-9600 ● com-power.com REV021317 7.0 TYPICAL PERFORMANCE DATA Figure 6: Typical Impedance compared to CISPR 25 & CISPR 16-1-2 requirements Figure 7: Typical Phase compared to CISPR 16-1-2 requirements. 0 10 20 30 40 50 60 0.1 1 10 100 1000 Impedance (ohms) Frequency (MHz) LISN Impedance CISPR 16-1-2, Ed.1.2, Tbl 5 (5uH) Impedance Limits (±20%) CISPR 25, Ed.3 (5uH) Impedance Limits (±20%) -20 -10 0 10 20 30 40 50 60 70 80 90 100 0.1 1 10 100 1000 Phase Angle (degrees) Frequency (MHz) LISN Phase CISPR ...

INSTRUCTION MANUAL LI-550C LINE IMPEDANCE STABILIZATION NETWORK 19121 El Toro Rd ● Silverado, California 92676 ● (949) 459-9600 ● com-power.com REV021317 Figure 8: Typical Isolation compared to CISPR 16-1-2 requirements Figure 9: Typical Insertion Loss 0 20 40 60 80 100 0.1 1 10 100 1000 Isolation (dB) Frequency (MHz) LISN Isolation CISPR 16-1-2 Edition 1.2 (Isolation Limit - Minimum) 0 0.2 0.4 0.6 0.8 1 0.1 1 10 100 1000 Insertion Loss (dB) Frequency (MHz) LISN Insertion Loss ...

INSTRUCTION MANUAL LI-550C LINE IMPEDANCE STABILIZATION NETWORK 19121 El Toro Rd ● Silverado, California 92676 ● (949) 459-9600 ● com-power.com REV021317 8.0 WARRANTY Com-Power warrants to its Customers that the products it manufactures will be free from defects in materials and workmanship for a period of three (3) years. This warranty shall not apply to:  Transport damages during shipment from your plant.  Damages due to poor packaging.  Products operated outside their specifications.  Products Improperly maintained or modified.  Consumable items such as fuses, power cords, cables, etc.  Normal wear ...