KG Technologies Inc.

Phone: +1.888.513.1874

Email: info@kgtechnologies.net

Web: www.kgtechnologies.net

K248_EN Rev 2.0

1

K248

HIGH POWER LATCHING RELAY

•

320A Latching Relay

•

Electrical endurance: 6000 cycles

•

4kV dielectric strength between coil and contacts

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According to ANSI C12.1

(Carrying current: 12kA / 66.7ms; 7kA /100ms)

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Outline dimensions: (120.35 x 92.4 x 51.9)mm

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Contact resistance: ≤0.15mΩ

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RoHS compliant materials and process

Contact Data

Characteristics

Rated Load *

320A @ 240V

Insulation resistance

1,000MΩ (at 500 Vdc)

Contact form

2A or 2B

Dielectric strength:

Contact material

AgSnO2

Coil to contact

4kVac for 1 min.

Contact resistance †

0.15mΩ (at 320A) ‡

Across open contacts 2kVac for 1min.

Max. switching voltage 265 Vac

Dielectric creepage

9.6 mm

Max. carrying current

320 A

Ambient temperature

-40°C to +85°C

Max. switching current

320 A

Ambient humidity

5% - 85% RH

Rated switching power 76,800 VA

Vibration

1.5 mm (DA) 10 Hz to 55 Hz

Set time

≤ 30 ms

Shock resistance:

Reset time

≤ 30 ms

Functional §

98 m/s2

Electrical endurance **

6,000 cycles

Survival ††

980 m/s2

Mechanical endurance ‡‡ 100,000 cycles

Coil termination

PCB & QC

Construction

Dust Protected

Load termination

QC

Unit weight

1200g

* Load at which the relay can pass ANSI C12.1

† Data shown are initial values for each respective load contact pair

‡ Typical value for Initial Contact Resistance: Using a sample quantity of at least 20 units, take the average value from 5 continuous

measurements from each sample

§ Unit may change state but is still functional

** Applies to both Form 2A and Form 2B products; Power Factor: 1.0; 240Vac / 320A @ 23°C; Duty Cycle: 1s ON/ 9s OFF

†† Acceleration 980 m/s2 (Duration 6 ms)

‡‡ Duty Cycle: 1s ON/ 1s OFF @ 23°C