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KILOVAC High Voltage Relays 

## **K43 Series Make & Break Load Switching — 10 kV Relays** 

**K43A and K43B Product Facts for K43A and K43B** 

- n **10 kV, 25 Amps continuous current relay** 

- n **RF ratings to 32 MHz** 

- n **Vacuum dielectric for power switching low current loads** 

- n **2 million cycle mechanical life** 

- n **QPL versions available, M83725/17 & M83725/10** 

## **K43C Product Facts for K43C** 

- n **SPDT version of K43** 

- n **Vacuum dielectric for power switching low current loads** 

- n **Flange mounting available** 

- n **Carries 10 Amps at 32 MHz** 

- n **Meets requirements of MIL-R-83725** 

- n **QPL version available, M83725/16** 

For factory-direct application assistance, dial 800-253-4560, ext. 2055, or 805-220-2055. 

**Product Specifications for K43A, K43B and K43C Contact Arrangement** — K43A — SPST-NO K43B — SPST-NC K43C — SPDT 

## **Coil Data** 

**Contact Resistance, Max.** — 0.02 ohm 

|**Coil Data**||||
|---|---|---|---|
|**Volts, Nominal DC**|**12 V**|**26.5 V**|**115 V**|
|Pickup,Max.<br>Dropout<br>Coil Resistance(±10%)|8 Vdc<br>.5-5 Vdc<br>70Ω|16 Vdc<br>1-10 Vdc<br>290Ω|80 Vdc<br>5-50 Vdc<br>4700Ω|



**Operate Time, Max.** — 10 ms **Release Time, Max.** — 10 ms **Shock, 11ms, 1/2 Sine (Peak)** — 50 g 

Ratings listed are for 25°C, sea level conditions 

**Contact Form** — K43A — A K43B — B K43C — C 

**Vibration** — Peak — 10 g (55 to 2000 Hz) 

**Operating Ambient Temperature Range** — -55°C to +125°C **Mechanical Life** — 2 million cycles **Weight, Nominal** — 28.35 g (1 oz.) 

## **Ordering Information** 

**Test Voltage, DC or 60 Hz (Peak)** — 11 kV 

**Sample Part Number K43 A 3 3 4 Series: Contact Form:** A = SPST-NO B = SPST-NC C = SPDT **Coil Voltage:** 2 = 12 Vdc, Bus Wire 3 = 26.5 Vdc, Bus Wire 5 = 115 Vdc, Bus Wire 7 = 12 Vdc, Turret Terminal* 8 = 26.5 Vdc, Turret Terminal* 

**Rated Operating Voltage (Peak)** — DC or 60 Hz — 10 kV 

2.5 MHz — 7 kV 

16 MHz — 6 kV 32 MHz — 4 kV 

**Continuous Carry Current, Max.** — DC or 60 Hz — 25 A 

2.5 MHz — 20 A 

16 MHz — 13 A 32 MHz — 10 A Coil Hi-Pot (Vrms, 60 Hz) — 500 A **Contact Capacitance** — Between Open Contacts — 1.2 pF 

9 = 115 Vdc, Turret Terminal* 

Coil Hi-Pot (Vrms, 60 Hz) — 500 A **High Voltage Connections: Contact Capacitance** — ***See page 7-87 for turret** 3 = Solder Connection Between Open Contacts — 1.2 pF **terminal dimensions and Mounting*:** Open Contacts to Ground — 1.2 pF **mounting methods.** 2 = Flanged 4 = Standard 

**7** 

7–69 

Catalog 5-1773450-5 Revised 3-13 

USA: +1 800 522 6752 For additional support numbers Asia Pacific: +86 0 400 820 6015 please visit www.te.com UK: +44 800 267 666 

Dimensions are shown for Dimensions are in millimeters reference purposes only. unless otherwise specified. Specifications subject to change. 

www.te.com 

KILOVAC High Voltage Relays 

## **K43 Series Make & Break Load Switching — 10 kV Relays** (Continued) 

## **KILOVAC K43P Make & Break Load Switching** 

**Product Facts for K43P** 

- n **High power rating; 24 Amps DC continuous current carry** 

- n **Vacuum dielectric for power switching low current loads** 

- n **Low power consumption** 

- n **Fast operating: 5 millisecond operate time** 

- n **Meets requirements of MIL-R-83725** 

## **KILOVAC K43R Make & Break Load Switching** 

## **Product Facts for K43R** 

- n **Single pole, double throw contacts with latching actuator** 

- n **Vacuum dielectric for power switching low current loads** 

- n **Carries 6 Amps at 32 MHz** 

- n **Meets requirements of MIL-R-83725** 

**Product Specifications for K43P and K43R** 

## **Coil Data** 

**Contact Resistance, Max.** — 0.02 ohm 

|**Volts, Nominal**<br>**26.5 Vdc**<br>Latch & Reset,Max.<br>16 Vdc<br>Dropout<br>N/A<br>Coil Resistance(±10%)<br>80Ω<br>Ratings listed are for 25°C, sea level<br>conditions|
|---|



**Operate Time, Max.** — K43P — 5 ms K43R — 6 ms 

**Contact Arrangement** — K43P — SPST-Latching K43R — SPDT-Latching **Contact Form** — K43P — P K43R — R 

**Release Time, Max.** — N/A **Shock, 11ms, 1/2 Sine (Peak)** — 30 g 

**Test Voltage, DC or 60 Hz (Peak)** — 11 kV 

**Vibration** — Peak — 7 g (55 to 2000 Hz) 

**Rated Operating Voltage (Peak)** — DC or 60 Hz — 10 kV 2.5 MHz — 7 kV 16 MHz — 6 kV 32 MHz — 4 kV 

**Operating Ambient Temperature Range** — -55°C to +125°C **Mechanical Life** — 1 million cycles **Weight, Nominal** — 28.35 g (1 oz.) 

## **Ordering Information** 

28.35 g (1 oz.) **Sample Part Number K43 P 3 3 4 Continuous Carry Current, Max.** — DC or 60 Hz — 24 A **Series:** 2.5 MHz — 16 A 16 MHz — 9 A **Contact Form:** 32 MHz — 6 A P = SPST-Latching R = SPDT-Latching Coil Hi-Pot (Vrms, 60 Hz) — 500 A **Coil Voltage: Contact Capacitance** — 3 = 26.5 Vdc, Bus Wire Between Open Contacts — 1.2 pF Open Contacts to Ground — 1.2 pF **High Voltage Connections:** 3 = Solder Connection For factory-direct application assistance, dial 800-253-4560, ext. 2055, or ***See page 7-87 for mounting Mounting:** 805-220-2055. **methods.** 2 = Flanged 4 = Standard 

7–70 Catalog 5-1773450-5 Revised 3-13 

USA: +1 800 522 6752 For additional support numbers Asia Pacific: +86 0 400 820 6015 please visit www.te.com UK: +44 800 267 666 

Dimensions are shown for Dimensions are in millimeters reference purposes only. unless otherwise specified. Specifications subject to change. 

www.te.com