Related Manuals for Current Technology CurrentGuard CG-120/240-2G Series
Summary of Contents for Current Technology CurrentGuard CG-120/240-2G Series
- Page 1 Installation,Operation and Maintenance Manual PN 750-0098-001 CurrentGuard ™ CurrentGuard ™ Plus Surge Protective Devices ® CurrentGuard and CurrentGuard Plus Installation, Operation and Maintenance Manual ™ ™...
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Page 2: Table Of Contents
Table of Contents Installation Assistance Importance of Correct Installation Warnings Before Installation System Configuration Verification Environmental Condition Verification Wiring Connection Diagram Split-Phase, 3-Wire 3-Phase, 4-Wire WYE 3-Phase, 3-Wire DELTA 3-Phase, 4-Wire High-Leg DELTA Conductor Routing Upstream Over-Current Protection Device Conductor Sizing Mounting Conduit Openings and Enclosure / Mounting Dimensions Electrical Connections... -
Page 3: Installation Assistance
Installation Assistance Thank you for choosing the Current Technology CurrentGuard ® ™ series Surge Protective Device (SPD). We look forward to fulfill- ing your facility-wide surge protection needs. Monday through Friday, 8:00 a.m. to 5:00 p.m. (EST) at 800.238.5000. The Importance of... -
Page 4: Before Installation
Before Installation: Confirm that the voltage(s) and service configuration shown on the CurrentGuard product label are consistent with the voltage and service System Configuration configuration of the facility. A model number is on the right side of Verification the CurrentGuard unit. Each model number corresponds to the con- figurations printed in the table below: Example of a SPD model number: CGP150-120/208-3GY MODEL... -
Page 5: Wiring Connection Diagram
Wiring Connection Diagrams Figures 1-4 show the electrical relationship between CurrentGuard and these four basic service configurations: Split-phase, 3-wire; Three-phase, 4-wire WYE; Three-phase, 3-wire DELTA and Three-phase, 4-wire high-leg DELTA. Fig. 1: Split-Phase, 3-Wire Fig. 2: 3-Phase, 4-Wire WYE Fig. 3: 3-Phase, 3-Wire DELTA CurrentGuard and CurrentGuard Plus Installation, Operation and Maintenance Manual... -
Page 6: 3-Phase, 4-Wire High-Leg Delta
Fig. 4: 3-Phase, 4-Wire High-Leg DELTA 1. Optional – All CurrentGuard Plus units can be connected without an upstream breaker/fuse. 2. Only 40 kA units are furnished with 10 AWG conductors. All other products are furnished with compression lugs that can accept up to #3 AWG wire. Conductor Routing CAUTION: CurrentGuard’s performance will be limited severely if the conductors are (a) too long, (b) are of too small... -
Page 7: Conductor Sizing
Current Technology recommends installing CurrentGuard by using Conductor Sizing the following conductor size for phase, ground and neutral connec- tions. The conductor length should be as short as possible to ensure the maximum level of protection. Use a larger conductor (not to exceed the maximum allowed per a given model) where space and bending radii permit. -
Page 8: Conduit Openings And Enclosure/Mounting Dimensions
Fig. 5: Conduit Openings and Enclosure/Mounting Dimensions ø0.31 (7.87) ALLOWABLE AREA FOR CONDUIT ENTRY CG40 CGx60-80 CGP100-200 8.00 (203.2) 10.00 (254.0) 14.00 (355.6) 8.75 (222.3) 10.75 (273.1) 14.75 (374.7) 9.50 (241.3) 11.50 (292.1) 15.50 (393.7) 6.00 (152.4) 8.00 (203.2) 12.00 (304.8) 4.00 (101.6) -
Page 9: Connecting Form C Dry Contacts
Connecting Form C All CurrentGuard units come standard with one set of Form "C" dry relay contacts for the surge protective device status. These contacts are Dry Contacts for connection to a user-provided remote alarm and monitoring cir- cuit. The relay contacts are rated 150VDC/125VAC with maximum switching power of 30WDC/60VA AC. -
Page 10: Verification And Power Up
Verification and Power Up WARNING: It is recommended that the cover of the CurrentGuard unit along with its associated cabling be installed prior to applying power. The monitoring harness, which exits the epoxy and connects to J2 on the monitor board, contains line voltage when power is applied to the unit. -
Page 11: Troubleshooting
We will immediately ship a replacement for the defective parts free of charge (installation labor and site preparation excluded). Return the defec- tive parts to Current Technology within 30 days of receiving the replacement. Failure to return the defective parts will result in billing for the replacement parts. -
Page 12: Warranty Statement
The applicable warranty period is outlined below in the warranty period section. Current Technology shall have no liability under this warranty for any problems or defects directly or indirectly caused by misuse of the Product, alteration of the Product (including removal of any warning labels), accidents, or improper installation, application, operation, or repair of the Product.
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