Cover Image

Relay calibration problem.

Bibliographic Details
Format:	Government Document eBook
Language:	English
Published:	Washington, D.C. : United States Nuclear Regulatory Commission, Office of Inspection and Enforcement, 1985.
Series:	Information notice ; 85-49.
Subjects:	Nuclear power plants > Electric equipment. Electric relays. Time delay systems > Calibration.
Online Access:	https://purl.fdlp.gov/GPO/gpo147196

Similar Items

Undervoltage relay and thermal overload setpoint problems.
Published: (1993)

Potential problems with electrical relays.
Published: (1988)

Problems with the latching mechanism in Potter and Brumfield R10-E3286-2 relays.
Published: (1994)

General Electric type HFA relay contact gap and wipe setting adjustments.
Published: (1983)

Problems in protective relay and circuit breaker coordination.
Published: (1988)

Degradation of Westinghouse ARD relays.
Published: (1988)

Undervoltage protection relay settings out of tolerance due to test equipment harmonics.
Published: (1995)

Recent issues related to the commercial grade dedication of Allen Bradley 700-RTC relays.
Published: (2016)

Potential problems with ASEA Brown Boveri ITE-51L time-overcurrent relays.
Published: (1988)

Substandard, refurbished Potter & Brumfield relays represented as new.
Published: (1990)

Westinghouse NBFD relay failures in reactor protection systems.
Published: (1982)

Electrical relay degradation caused by oxidation of contact surfaces.
Published: (1988)

Questionable selection and review to determine suitability of electropneumatic relays for certain applications.
Published: (1992)

Westinghouse NBFD relay failures in reactor protection systems at certain nuclear power plants.
Published: (1982)

Diesel generator differential protection relay not seismically qualified.
Published: (1985)

Service life of relays in safety-related systems.
Published: (1984)

Failures of General Electric type HFA relays.
Published: (1982)

Inadequate testing of relay contacts in safety-related logic systems.
Published: (1988)

Seismic qualification of Westinghouse AR relay with latch attachments used in system.
Published: (1982)

Misapplication of Potter & Brumfield MDR rotary relays.
Published: (1992)

Possible failures of General Electric type HFA relays.
Published: (1981)

Distributor modification to certain commercial-grade Agastat electric relays.
Published: (1992)

Potter & Brumfield model MDR rotary relay failures.
Published: (1992)

Modification of solid state AC undervoltage relays type ITE-27.
Published: (1982)

Potential coil insulation breakdown in ABB RXMH2 relays.
Published: (1992)

Failures of AGASTAT CR 0095 relay sockets.
Published: (1982)

Potential deficiency of certain AGASTAT E-7000 series time-delay relays.
Published: (1982)

A comprehensive relay testing methodology /
by: Akkiraju, Siva Kumar, 1969-
Published: (1992)

Incorrect relay used in emergency diesel generator output breaker control circuitry.
Published: (1992)

Inappropriate application of commercial-grade components.
Published: (1987)

Power system relaying /
by: Horowitz, Stanley H., 1925-, et al.
Published: (2014)

Power system relaying /
by: Horowitz, Stanley H., 1925-
Published: (2008)

Power system relaying /
by: Horowitz, Stanley H., 1925-
Published: (1992)

Protective relaying for power systems /
Published: (1980)

Protective relaying for power generation systems /
by: Reimert, Donald
Published: (2006)

Protective relaying for power systems II /
Published: (1992)

Electric relays : principles and applications /
by: Gurevich, Vladimir, 1956-
Published: (2005)

Possible malfunction of Westinghouse ARD, BFD, and NBFD relays, and A200 DC and DPC 250 magnetic contactors.
Published: (1991)

Erratic behavior of static "O" ring differential pressure switches.
Published: (1986)

The dynamics of relays /
by: Cameron, Charles Franklin, 1898-
Published: (1960)