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RELAY STATION CBS-8 SERIES INSTRUCTION MANUAL ( M98158101-20-06C-GB) (c) CIRCUTOR S.A.

----- Relay Station CBS-8 -------- --- Page No. 9 3.3.- CBS-8 connection diagram. 3.3.1.- For meas

----- Relay Station CBS-8 -------- --- Page No. 10 3.3.2.- For earth leakage protection: CBS-8L1

----- Relay Station CBS-8 -------- --- Page No. 11 - 4.- OPERATION The equipment is designed for

----- Relay Station CBS-8 -------- --- Page No. 12 4.1.- Normal mode The equipment has a 2 line L

----- Relay Station CBS-8 -------- --- Page No. 13 ⇒ Buttons: The 4 buttons perform the following

----- Relay Station CBS-8 -------- --- Page No. 14 - SELECT button: According to the preset displ

----- Relay Station CBS-8 -------- --- Page No. 15 4.2.- Test mode This is used to check the ope

----- Relay Station CBS-8 -------- --- Page No. 16 ⇒ Buttons: Once in Test mode the functions of

----- Relay Station CBS-8 -------- --- Page No. 17 4.3.- Reset mode This is used to reset those r

----- Relay Station CBS-8 -------- --- Page No. 18 4.4.- Setting mode This mode allows the relay s

----- Relay Station CBS-8 -------- --- Page No. 1 CBS-8 ANALYZER INDEX Page No. 1.

----- Relay Station CBS-8 -------- --- Page No. 19 5.- SETTING(SET-UP menu) Setting the CBS-8 is d

----- Relay Station CBS-8 -------- --- Page No. 20 - 5.1.1.- Setting common parameters The diffe

----- Relay Station CBS-8 -------- --- Page No. 21 Normally open

----- Relay Station CBS-8 -------- --- Page No. 22 5.1.2.2.- Earth leakage mode: For equipment on

----- Relay Station CBS-8 -------- --- Page No. 23 30 mA ... 3A 300 mA ... 30A 30 mA 1 A 300 m

----- Relay Station CBS-8 -------- --- Page No. 24 Note: If the trip threshold is 30 mA , delay t

----- Relay Station CBS-8 -------- --- Page No. 25 Relay output type. The required status of the

----- Relay Station CBS-8 -------- --- Page No. 26 Time between reclosures. ) Value between 1 a

----- Relay Station CBS-8 -------- --- Page No. 27 Number of reclosures. ) Value between 0 and

----- Relay Station CBS-8 -------- --- Page No. 28 Peripheral number: The CBS-8 peripheral number

----- Relay Station CBS-8 -------- --- Page No. 2 10.3.2.- Operating logs...

----- Relay Station CBS-8 -------- --- Page No. 29 Number of data bits: ) This value is always

----- Relay Station CBS-8 -------- --- Page No. 30 6.- TECHNICAL FEATURES Power supply: see featur

----- Relay Station CBS-8 -------- --- Page No. 31 Mechanical features: - Type of casing: Modular

----- Relay Station CBS-8 -------- --- Page No. 32 7.- SAFETY ADVICE Installation guidelines given

----- Relay Station CBS-8 -------- --- Page No. 33 10.- CBS-8 COMMUNICATIONS...

----- Relay Station CBS-8 -------- --- Page No. 34 10.2.- RS-485 connection system to a PC (RS-232

----- Relay Station CBS-8 -------- --- Page No. 35 10.3.- MODBUS© Protocol The CBS-8 system analy

----- Relay Station CBS-8 -------- --- Page No. 36 10.3.1.- Readout logs To read these logs the Mo

----- Relay Station CBS-8 -------- --- Page No. 37 Memory log (History) Trips are recorded in the

----- Relay Station CBS-8 -------- --- Page No. 38 10.3.2.- Operating logs There are a series of

----- Relay Station CBS-8 -------- --- Page No. 3 1.- CHECKS ON RECEIPT This manual assists in t

----- Relay Station CBS-8 -------- --- Page No. 39 11.- APLICATION EXAMPLE In t

----- Relay Station CBS-8 -------- --- Page No. 40 Switchgear tripping coils

----- Relay Station CBS-8 -------- --- Page No. 4 2.- GENERAL FEATURES The CBS-8 relay station is

----- Relay Station CBS-8 -------- --- Page No. 5 Current is measured by calculating the true eff

----- Relay Station CBS-8 -------- --- Page No. 6 3.- INSTALLATION AND START UP This manual cont

----- Relay Station CBS-8 -------- --- Page No. 7 b.- Maximum admissible current: According to t

----- Relay Station CBS-8 -------- --- Page No. 8 3.2.- CBS-8 terminal ratios (as labels) Termina