Hubbell LX-450, LX-440 instruction manual Troubleshooting, Settings, Auto Test

Page 11

Transfer Switch

Auto Test

The following procedure is an example for testing the automatic transfer switch. A procedure should be written by qualified personnel that is applicable to the facility, the transfer switch options, and the power distribution system. Refer to job specifications for timing delays.

CAUTION: Always close enclosure door when switch transfers with power connected.

1.Press the TEST push button until the engine generator starts or automatic transfer switch transfers if emergency source is a second utility.

2.Verify that the NORMAL indicator goes off and the EMERGENCY indicator comes on per the time delay settings.

3.Verify that the automatic transfer switch transfers to the emergency source.

4.Verify that the automatic transfer switch retransfers to the normal position after 30 minutes or press the optional BYPASS/RETRANSFER TO NORMAL push button.

5.If the emergency source is a generator set, verify that the engine runs unloaded for five minutes.

Troubleshooting

Hazardous voltage will shock, burn,

! DANGERor cause death. Do not touch until ALL power is disconnected.

WARNING: Disconnect ALL power supply sources to the transfer switch before servicing to prevent shock or accident hazard.

Before troubleshooting, perform the following checks:

a.visual inspection for physical damage.

b.ensure that all switches are in the normal operating position.

c.ensure that the engine generator is operational or the alternate source is available.

d.ensure that all wiring connections are secure.

See Table 6-1, page 12, for some examples of possible problems that could occur and steps to take for repair.

Settings

Voltage and time delay settings are factory set per job specifications. DO NOT CHANGE VOLTAGE SETTINGS WITHOUT CONSULTING HUBBELL ICD. The table below lists the typical time delay settings.

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Contents 100, 200, 260, 400, 600, 800, 1000, 1250 Ampere 4 Pole Hubbell Industrial Controls, IncTable of Contents Introduction Certifications Specifications and CertificationsInstallation SpecificationsLine Connections Transfer Switch Receiving and StorageOperation LocationRetransfer to Normal Source Automatic OperationTransfer to Emergency Source Control Module Standard and Optional FeaturesStandard Features Indicating lightsOptional Features Remote Test R7 Selector Switch R2-R4Plant Exerciser B1-B2 Manual Test MaintenancePreventive maintenance Transfer TestAuto Test TroubleshootingSettings Transfer Control Relay Board TroubleshootingComponents Assembly versionsProgramming Plant Exerciser TimerSet the time Fr18 Drawing References Spare Parts and Drawing ReferencesSpare Parts

LX-450, LX-440 specifications

The Hubbell LX-440 and LX-450 are cutting-edge LED lighting solutions designed to meet the demands of various commercial and industrial applications. These products stand out for their exceptional energy efficiency, durability, and advanced technology, making them ideal for environments ranging from manufacturing facilities to retail spaces.

One of the primary features of the LX-440 and LX-450 is their robust construction. Built to withstand harsh conditions, the fixtures are engineered with high-quality materials that ensure longevity and reduced maintenance costs. The body of both models is designed to resist corrosion, making them suitable for use in environments exposed to moisture and chemicals. This makes the LX series particularly appealing for industries such as food processing, pharmaceuticals, and chemical manufacturing.

In terms of technology, the LX-440 and LX-450 utilize state-of-the-art LED technology to provide high lumen output with minimal energy consumption. This translates to substantial savings on energy bills and a reduced carbon footprint. With options for various color temperatures, users can select the lighting that best enhances visibility and comfort in their specific environments. These fixtures also boast an impressive lifespan of up to 100,000 hours, significantly reducing the need for frequent replacements.

Another significant characteristic of these models is their versatile installation options. The LX-440 and LX-450 can be easily mounted in a variety of settings, including pendant, surface, or chain mounting. This flexibility allows for customized layouts that can adapt to changing needs or configurations of the space. Furthermore, they feature a sleek and unobtrusive design that blends well with any decor, making them suitable for both industrial and commercial applications.

The LX series also includes advanced features such as integrated sensors for occupancy and daylight harvesting, which further enhance energy savings by ensuring that lights are on only when needed. These intelligent lighting solutions respond to their environment, adjusting brightness levels automatically to maintain optimal lighting conditions while minimizing energy use.

In summary, the Hubbell LX-440 and LX-450 represent the pinnacle of modern lighting technology. With their durable construction, advanced LED efficiency, customizable installation options, and smart features, these fixtures are ideal choices for businesses looking to improve their lighting solutions while achieving significant energy savings.
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