Abb Relay Test Block

Figure 5 typical use of mmlg 02 test block and mmlb 01 test plug.

Abb relay test block.

All parts of the combiflex relay and the overall system can be accessed for testing. Fail safe sequence for disconnection. In a test it is possible to inject signals to the isolated relay in order to observe its performance and operation limits. 7pa22 23 auxiliary relay 7pa26 27 auxiliary relay 7pa30 trip circuit.

Mmlg mmlb 527 technical data high voltage withstand insulation iec 60255 5. The upgrade kit comprises a new valve block that includes the latest valves and technology used by abb. Combitest also means additional personnel safety during testing. Test equipment can be connected to the relay or scheme using the sockets in the white area of the test plug and operation of contacts can be monitored.

Complete isolation of secondary instrument transformer and other external circuits. 0821 235 222 86 siemens. Coe ugm has worldwide responsibility for mine hoist systems and has developed an upgrade kit for the bosch rexroth hydraulic unit for abb s mine hoist brake systems manufactured between 1990 2000. These test switches and related test plugs have the features necessary for applications involving the measurement of individual currents and voltages associated with substation.

Arester lighting arester fuse relay protection. Together with the test leads the trip block plug rtxb. Together with the test leads a trip block plug rtxb and an ammeter test plug rtxm the combitest forms a complete system for the fast and safe testing of protection relays. 3 flexitest switches db 41 077 abb specifications all flexitest switches meet or exceed all requirements of ansi ieee standard c37 90 class 1e switches meet ieee c37 98 c37 105 323 1983 and 344 1987 standards.

Polarity test block plug please send your request specification email. To change the connections on the test plug handle and the relay testing set. The ft 1 flexitest switch is designed and manufactured to allow quick and easy multi circuit testing of switchboard relays meters and instruments by any conventional system. These are designed in three different versions equipped with either 8 18 or 24 contacts.

021 866161 28 hp wa. Combitest relay test system provides a wide range of testing capabilities. Test switches are designed and manufactured to allow quick and easy multi circuit testing of switchboard relays meters and instruments by any conventional system. Design the combitest system comprises of the test switch rtxp the test plug handle rtxh and the block plug handle rtxf.