Relays and Contactors by Mercury Switches

20 AMP MERCURY RELAYS

Coil Voltage: Standard voltages of 24V and 120V 50/60 Hz and 24V DC. Two and 3 pole coils in series.
Contact Load: For highly inductive and DC loads contact Mercury Switches Inc.
Pull-in Voltage: Typically less than 80% of nominal.
Drop-out Voltage: Approximately 4 volts less than pull-in voltage.
Timing: Contact closing or opening from 50 to 100 milliseconds.
Contact Resistance: Typically .005 Ohm.
Dielectric Withstand: 2500V R.M.S.
Life Expectancy: In excess of 1 million under normal conditions of temperature and load.
Temperature Range: -35 to +75 deg. C
Termination: 1/4" quick connect terminals.
U.L. Standard: Meets or exceeds UL & CSA requirements.

35 AMP MERCURY CONTACTORS

Coil Voltage: Standard voltages of 24, 120, 208/240, 277 and 480V 50/60 Hz and 24V DC. Other voltages on request.
Contact Load: For highly inductive and DC loads specify "H" units.
Pull-in Voltage: Under 90 volts for 120V 50/60 Hz. Typically less than 70% of nominal.
Drop-out Voltage: Approximately 2 volts less than pull-in voltage.
Timing: Contact closing or opening from 50 milliseconds.
Contact Resistance: Typically .003 Ohm.
Dielectric Withstand: 2500V R.M.S.
Life Expectancy: Mechanical - 25 million; Resistive Load - 5 million; Tungsten Lamp - 10,000 minimum.
Max. Load Cycling: 20 times per minute at 23 deg. C ambient (reduced life).
Temperature Range: -35 to +75 deg. C
Termination: Coil with #6 binding head screw. Load terminals with pressure connector for AWG #6-14 leads. Alternate terminals as shown on "T" units
Standard Listing: UL listed as Industrial Control Equipment E76691 (N). CSA 56002. Approval for 100,00 cycles endurance test. Temperature tested at 140 deg. F ambient. Undervoltage and increased voltage tests at 18 and 31V AC respectively for 24V AC coils.

For 35NO U.L. & CSA Rating: 35 Amp 600V AC Resistive (reduced life).

50/60 AMP MERCURY CONTACTORS

Coil Voltage: Standard voltages of 24, 120, 208/240, 277 and 480V 50/60 Hz and 24V DC. Other voltages on request.
Contact Load: For highly inductive and DC loads specify "H" units.
Pull-in Voltage: Under 90 volts for 120V 50/60 Hz. Typically less than 70% of nominal.
Drop-out Voltage: Approximately 2 volts less than pull-in voltage.
Timing: Contact closing or opening from 50 milliseconds.
Contact Resistance: Typically .002 Ohm.
Dielectric Withstand: 2500V R.M.S.
Life Expectancy: Mechanical - 25 million; Resistive Load - 5 million; Tungsten Lamp - 10,000 minimum.
Max. Load Cycling: 20 times per minute at 23 deg. C ambient (reduced life).
Temperature Range: -35 to +75 deg. C
Termination: Coil with #6 binding head screw. Load terminals with pressure connector for AWG #2-12 leads.
Standard Listing: UL listed as Industrial Control Equipment E76691 (N). CSA 56002. Approval for 100,00 cycles endurance test. Temperature tested at 140 deg. F ambient. Undervoltage and increased voltage tests at 18 and 31V AC respectively for 24V AC coils.

80 AMP MERCURY CONTACTORS

Coil Voltage: Up to 480V AC and 250V DC.
Contact Load: 80 Amp 480V AC Resistive.
Pull-in Voltage: Under 90 volts for 120V 50/60 Hz.
Drop-out Voltage: Approximately 5 volts less than pull-in voltage.
Timing: Contact closing or opening from 70 milliseconds.
Contact Resistance: Typically .001 Ohm.
Dielectric Withstand: 2500V R.M.S.
Life Expectancy: Mechanical - 25 million; Resistive Load - typically 5 million at room temperature and slow operating cycle.
Temperature Range: -35 to +75 deg. C
Termination: Coil with #6 binding head screw. Load terminals with pressure connector for AWG #2-8 leads. (larger size connectors available)

15 AMP 3500 VOLT MERCURY CONTACTORS:
The 80 Amp units - modified - are ideal for high voltage application such as UV lamp circuits. Dielectric withstand voltage exceeds 10000 VAC between load terminals and load and coil circuits. Pressure connectors for AWG #4-14 are provided. Dimensional data are identical to the 80 AMP units.

100/150 AMP MERCURY CONTACTORS

Coil Voltage: Up to 480V AC and 250V DC.
Contact Load: See below.
Pull-in Voltage: Under 90 volts for 120V 50/60 Hz.
Drop-out Voltage: 65% of rated voltage.
Timing: Contact closing or opening between 40 and 90 milliseconds.
Contact Resistance: Typically .001 Ohm.
Dielectric Withstand: 2500V R.M.S.
Life Expectancy: Mechanical - 25 million; Resistive Load - 5 million
Temperature Range: -35 to +70 deg. C