Electroswitch • 180 King Avenue • Weymouth, MA 02188 • TEL: (781) 335-5200 • FAX: (781) 335-4253 • www.electroswitch.com
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By definition the Lock-Out Relay plays a pivotal role in the most crucial utility applications. In
an emergency, Lock-Out Relay performance can spell the difference between a routine outage
and the destruction of expensive equipment. Protect your system and safeguard your person-
nel with the industry standard for safety and reliability. There’s NEVER A DOUBT with the
Electroswitch family of Lock-Out Relays.
Note: The Series 24 LOR Class 1E utility products comply with the following Nuclear
Standards: ANSI/IEEE C37.90, ANSI/IEEE C37.90.01, ANSI/IEEE C37.98, ANSI/IEEE
C37.105, ANSI/IEEE 323, ANSI/IEEE 344, ANSI/ASME NQA -1.
The Series 24 Lock-Out Relays
HIGH QUALITY • Designed and manufactured to the highest standards in
the industry
• Qualified to UL, CSA
VERSATILITY • 9 Different trip coils to choose from
• Up to 20 N/O and 20 N/C contacts in one standard LOR.
• Available with electric reset capability
• Available with built-in coil monitoring and fault signal
detection/indication
HIGH SPEED • Transition times of less than 8mSec (less than 1⁄2 cycle) are
standard
SAFETY • Series 24 - 1E Nuclear Qualified, UL, CSA
AVAILABILITY • Virtually all Series 24 Manual Reset LORs are available from
stock for immediate delivery
• The most popular Electric Reset LOR/ERs
are also in stock
SERVICE • The Electroswitch team of Customer Service and Applications
Professionals stand behind every Electroswitch product. Let us put
over 50 years of know-how to work for you!
Type WL-2 and WL Lock-Out Relays
Since 1988 Electroswitch has been the source for the Type WL-2 and WL Lock-Out Relays.
These r
ugged, dependable devices, designed and originally manufactured by Westinghouse,
have stood the test of time in utility and industrial applications worldwide. Now they are
available for either new applications or replacement, backed by the industry leading
Electroswitch commitment to Quality and Service.
LOCK-OUT RELAYS
Series 24
Manual Reset LOR
Series 24
Electric Reset LOR/ER
Serial Communication Available
Type WL-2
Lock-Out Relay
Type WL
Lock-Out Relay
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