Struthers-Dunn - 88 & 188 KDX - UKDX Series - Miniature Open Style Power Relay

The 88/188 KDS and UKDX Series is a small but tough miniature open style relay capable of up to 30Amps @ 300VAC or 28VDC. A decreased current rating of 5 amps is permissible at 600VAC. Ideal for applications where only a small package will fit or no socket is desired.

Additional contact configurations and coil options are available. A hermetically sealed version is available is well.

Made in U.S.A.

88UKD Series - Miniature Open Style Power Relays

88UKD Series - Miniature Open Style Power Relays - Dimensional Picture

Unit of Measure

Items	88UKADX-3-24VAC 88UKD Series - Miniature Open Style Power Relays	88UKADX-4-120VAC 88UKD Series - Miniature Open Style Power Relays	88UKADX-5-240VAC 88UKD Series - Miniature Open Style Power Relays
Series	N/A 88UKD
Coil Voltage	N/A 24 VAC	N/A 120 VAC	N/A 240 VAC
Contact Configuration	N/A SPST-NO-Double Make
Contact Material	N/A Silver Alloy
Contact Rating 120 / 240VAC Resistive	N/A 30 A
Contact Rating 28VDC Resistive	N/A 30 A
Motor 120VAC 1 Phase	N/A 1 hp
Motor 240VAC 1 Phase	N/A 1 hp
Contact Resistance, Initial	N/A 50 milliohms max at 6VDC
Coils Available	N/A AC and DC
Nominal Coil Power AC	N/A 3 VA
Nominal Coil Power DC	N/A 1.5 W
Input Voltage Tolerance - AC	N/A 85% to 110% of nominal
Input Voltage Tolerance - DC	N/A 80% to 110% of nominal
Drop-out voltge	N/A 10% of nominal
Duty	N/A Continuous
Operate Time (max)	N/A 25 ms
Release Time (max)	N/A 20 ms
Across Open Contacts	N/A 1000 Vrms
Between Mutually Insulated Point	N/A 1000 Vrms
Insulation Resistance	N/A 1000 megohms at 500VAC
Operating	N/A -10 to 60 ºC14 to 140 ºF
Storage	N/A -40 TO 105 ºC-40 to 221 ºF
Electrical (full load)	N/A 100,000
Mechanical (no load)	N/A 5,000,000
Mounting Position	N/A any
Enclosure	N/A Open
Weight	N/A 3.0 oz85 g