Relays and Contactors

Miniature Screened 3.5 A; 3.5 kV The 4 series is a highly flexible, low cost package for RF applications in the 1-30MHz band. The use of vacuum reed switches with Rhodium contacts offers high isolation voltages, low contact resistance and long operating lifetime. Additional RF screening is available to further enhance RF performance for more demanding applications. Available as Form A (SPNO), Form B (SPNC) or latching (bistable) contact configurations with switch connections via either PCB or flying lead.

Miniature Fully Screened 4 A; 3.5 kV The 6 series is a fully screened relay offering low RF loss and high current carrying capacity, which was developed with RF design engineers in the radio communications industry.

10 & 15 kV isolation; 50 W; Flying Lead Connection The very high isolation voltages of the D series, up to 15kV, are achieved through the use of high vacuum reed switches with either Rhodium or Tungsten contacts and make these relays suitable for high reliability applications such as cardiac defibrillators, test equipment and high voltage power supplies. The Rhodium contacts have low contact resistance while the Tungsten contacts can switch higher voltages.

10 & 15 kV isolation; 50 W; Panel Mount The very high isolation voltages of the D series, up to 15kV, are achieved through the use of high vacuum reed switches with either Rhodium or Tungsten contacts and make these relays suitable for high reliability applications such as cardiac defibrillators, test equipment and high voltage power supplies.

10 & 15 kV isolation; 50 W; PCB Connection The very high isolation voltages of the D series, up to 15kV, are achieved through the use of high vacuum reed switches with either Rhodium or Tungsten contacts and make these relays suitable for high reliability applications such as cardiac defibrillators, test equipment and high voltage power supplies.

10 kV isolation; 50 W; Spade Connection The very high isolation voltages of the D series, up to 10kV, are achieved through the use of high vacuum reed switches with either Rhodium or Tungsten contacts and make these relays suitable for high reliability applications such as cardiac defibrillators, test equipment and high voltage power supplies.

10 & 15 kV isolation; 50 W; Turret Connection The very high isolation voltages of the D series, up to 15kV, are achieved through the use of high vacuum reed switches with either Rhodium or Tungsten contacts and make these relays suitable for high reliability applications such as cardiac defibrillators, test equipment and high voltage power supplies.

High Insulation Resistance, High Voltage Relays - 5 kV; 7.5 kV; 10 kV & 15 kV Very high isolation voltages - up to 15kV - are achieved through the use of high vacuum reed switches with either Rhodium or Tungsten contacts and make these relays suitable for high reliability applications such as cardiac defibrillators, test equipment and high voltage power supplies. The Rhodium contacts have low contact resistance while the Tungsten contacts can switch higher voltages.

The D1 series is a reed relay with changeover contacts which are often used in safety critical applications. The switching is achieved through the use of high vacuum reed switches with tungsten contacts. These relays are suitable for high reliability applications, such as test equipment and high voltage power supplies. These devices are PCB mount relays, although custom options may be available on request. Key Features: D Size Form C (Changeover) Relay 100 W Switching Power Changeover Contacts UL Approved PCB Mount Available With or Without Magnetic Screen Switch Action: SPCO Contact Material: Tungsten Isolation Across Contacts DC or AC: 0.75 kV Peak Isolation Contact to Coil DC or AC: 3 kV Peak Max. Switching Power: 100 VA Resistive (@ 33.3 VDC Switching Voltage) Max. Switching Voltage: 240 VDC (@ 20 VA Switching Power) Max. DC Switching Current: 3 A (@ 100 VA Switching Power and 33 VDC Switching Voltage) Max. DC Carry Current: 4 A Capacitance Across Contacts: 2.3 pF (Coil to Screen Grounded) Max. Contact Resistance. 500 mΩ (Typical) Min. Insulation Resistance: 108 Ω (Rypical) (108 ) Coil Voltage: 5 V, 12 V, 24 V Must Operate Voltage: 3.75 VDC , 9 VDC, 18 VDC Must Release Voltage: 0.5 VDC, 1.2 VDC, 2.4 VDC Resistance (±10%): 50 Ω, 340 Ω, 900 Ω

200 W High Voltage Relay The D200 series combines a high power 200W switching capacity with isolation of 7kV across the contacts. This switching performance is achieved through the use of high vacuum reed switches with Tungsten contacts and make these relays suitable for high reliability applications, such as test equipment and high voltage power supplies.

Screened 6 A; 8 kV An open frame RF reed relay with 8kV isolation and 6A (at 30MHz) carry current, the FRD12000 series has been used many HF radio system specifications over the years, with applications in commercial maritime (GMDSS) equipment and military HF radio units worldwide. The use of vacuum reed switches with Rhodium contacts offers high isolation voltages, low contact resistance and long operating lifetime.

Fully Screened 6 A; 9 kV The FRD13000 series features a complete RF screen around the coil assembly, for a low loss transmission path, resulting in better carry current at elevated temperatures for this open frame series. An anti-corona sleeve is fitted around the reed switch for improved RF voltage isolation. This type is widely used in HF Antenna Tuning Unit (ATU) applications.

Fully Screened 20A relay Very high current capacity and high voltage isolation of the FRD30000 series is achieved through the use of high vacuum reed switch contacts, ensuring a high level of performance and reliability. The two standard models will carry currents of 12 and 20 Amps respectively at 30MHz and feature silver plated, fully screened coil assemblies for ultra low RF losses. Typical applications include over the horizon (OTH) HF radar systems and 1kW base station transmitters.

Miniature Screened 5 A; 2 kV High current capability of the FRS12000 series is achieved through the use of two reed switches in parallel. Open frame and covered construction are available, depending on voltage isolation requirements. The series uses materials with exceptional RF and temperature performance characteristics and, in addition, the coils are partially screened offering extended RF performance over the HF band.

Miniature Latching 1.5 A; 3.5 kV A latching RF reed relay designed for manpack, portable HF radio systems,from 1-30MHz, where power resources are limited and board space is at a premium. These relays have separate set and reset coils to simplify board design, are capable of carrying up to 1.5A current at 30MHz and can withstand either 1.5, 3 or 3.5kV between contacts. The FRS22012 is a fast latching relay with RF and magnetic screening, that enables switching with coil pulse lengths down to 0.5ms.

Electromagnetic Type; Actuator Voltage 12, 24 VDC; Load Switching Current 125 A; Maximum Switching Voltage 1.2 kVJennings Technology’s JEV100 series of DC contactors has once again enhanced the DC contactor by enabling this new technology to aid in lowering the world’s carbon footprint. Its innovative and compact design reduces the weight of the device but still allows for very high mechanical life.Minimizing power consumption creates higher power efficiencies for all controlling circuitry, reducing load consumption. All of this allows the Jennings JEV100 DC contactors to operate in critical circuits and applications with the highest reliability and performance. The contactors’ rugged design and their total value proposition as small, lightweight devices with high voltage and current ratings allows for endless applications.With the ever increasing acceptance of environment-friendly technology such as renewable energy and electric vehicles, DC contactors are critical to the safety of the electrical circuit. With the consumer now adapting to this new green technology, quality and reliability are paramount in today’s emerging markets where performance needs to be optimal.Key Features: 100 A Current Rating RoHS Compliant Hermetically Sealed, Intrinsically Safe Operates in Explosive/Harsh Environments No Oxidation or Contamination of Coils or Contacts During Long Periods of Nonoperation Rugged, Compact Contactor for Switching Voltages from 50 to 1000+ VDC High-efficiency DC Coils Applications: From Cars, Trucks and Trains Using DC Power Systems to Energy-saving Devices Like Solar Inverters and DC Charge

Electromagnetic Type; Actuator Voltage 115 VAC, 110 VDC; Load Switching Current 450 A RMS; Maximum Switching Voltage (Three-phase Line) 0.6, 1.5 kVJennings Technology’s RP133 series of three-phase vacuum contactors may be small – only 300 x 267 x 140 mm – and weigh less than 13.6 kg, but it can take on requirements of the most demanding equipment. Using a trio of Jennings vacuum interrupters, the three-phase unit provides a short contact-to-contact gap required to interrupt the circuit for highly reliable operation. The contact materials are rated for 1.5 kV, 450 A load life and 4,500 A fault current.Designed to withstand the frequent switching required to control furnaces and large air conditioning motors, the RP133 series of vacuum contactors is commonly used to protect power transformers and DC power supplies.Use it to switch capacitor banks for voltage regulation and power factor correction as a means of reducing operating costs. Reliable and durable, the RP133 series can also be used in motor controllers that operate production and processing equipment, mining and construction equipment, earth movers or carriers, power shovels, rock crushers and conveyors.Key Features: Sealed Main Contacts Provide a Minimum of 1 Million Maintenance-free Open and Close Operations Reliable Operation in Harsh Temperature Extremes Ranging From -20 °C to +70 °C Versatility for Use With Heavy-duty Motors, Power Equipment and Motor Controllers Maximum Voltage (Three-phase Line): 0.6, 1.5 kV Dielectrics 50/60/400 Hz, 60 s Withstand: 6.5 kV RMS Rated Continuous Current: 450/600 A RMS Load Switching Current: 450 A RMS Interrupt Current at 1.5 kV: 4,500 A RMS Actuator Control Voltage: 115 VAC, 110 VDC Applications: Switching of Furnaces, Large Air Conditioning Motors, Power Transformers, DC Power Supplies and Capacitor Banks for Voltage Regulation and Power Factor Correction

Electromagnetic Type; Actuator Voltage 115 VAC, 26.5, 50, 100 VDC; Load Switching Current 200 A RMS; Maximum Switching Voltage (Three-phase Line) 0.6 kVJennings Technology’s RP151B series of three-phase vacuum contactors are compact, normally open, three-phase devices for use in equipment that requires a high-speed interrupt. This series is useful as an overload interrupter to 2,000 A RMS interrupting capacity.Special erosion-resistant contacts provide an operational load life of 250,000 maintenance-free operations at the rated 200 A current.Key Features: Minimum of 250,000 Operations for Long, Maintenance-free Life 2,000 A RMS Interrupting Capacity – Ideal for Use in an Overload Interrupter Three-phase, Normally Open Operation Provides High-speed Interrupt Maximum Voltage (Three-phase Line): 0.6 kV Rated Continuous Current: 200 A RMS Maximum Interrupting Current: 2,000 A RMS Actuator Control Voltage: 115 VAC, 26.5, 50, 100 VDC Applications: Overload Interrupter to 2,000 A RMS Interrupting Capacity

Electromagnetic Type; Actuator Voltage 115 VAC, 230 VAC, 110 VDC; Load Switching Current 450 A RMS; Maximum Switching Voltage (Three-phase Line) 1.5, 2.5, 5.0. 7.2 kVMeasuring 457 x 457 x 203 mm and weighing less than 30.4 kg, the Jennings RP173 series of three-phase vacuum contactors is built tough to work in a variety of heavy-duty applications. Able to withstand the frequent switching required to control furnaces and large motors, this contactor can also be used to switch power transformers and capacitor banks for voltage regulation and power factor correction as a means of reducing operating costs.The RP173 series is ideal for use in motor controllers that operate production and processing equipment, mining and petroleum equipment, earth movers and conveyors, power shovels and all types of industrial loads. Using a trio of Jennings vacuum interrupters, the three-phase unit provides a short contact-to-contact gap required to interrupt the circuit for highly reliable operation. The contact materials are rated for 7.2 kV, 600 A load life and 6,000 A fault current.Key Features: Sealed Main Contacts Provide a Minimum of 1 Million Maintenance-free Open and Close Operations Reliable Operation in Harsh Temperature Extremes Ranging From -20 °C to +70 °C Versatility for Use With Heavy-duty Motors, Power Equipment and Motor Controllers Maximum Voltage (Three-phase Line): 1.5, 2.5, 5.0, 7.2 kV Dielectrics 50/60/400 Hz, 60 s Withstand: 30 kV RMS Rated Continuous Current: 450/600 A RMS Load Switching Current: 450 A RMS Interrupt Current at 5.0 kV: 6,000 A RMS Actuator Control Voltage: 115 VAC, 230 VAC, 110 VDC Applications: Switching of Furnaces, Large Motors, Power Transformers and Capacitor Banks for Voltage Regulation and Power Factor Correction

Miniature 3 & 5 kV; 10 W The S(UL) series relay was developed for the high voltage ATE market, where printed circuit board space is at a premium.Recently approved by UL, the S(UL) series high voltage relay offers a 3 kV or 5 kV isolation performance in a 30 mm package. Low contact resistance, through the use of Rhodium contact reed switches, makes the S series suitable for many high voltage applications at DC and low frequency, where performance and reliability are paramount. Key Features: UL Approved High Voltage Relays Compact footprint Designed specifically for High Voltage ATE Rhodium contacts for Low Contact Resistance 3 kV or 5 kV Isolation between contacts and 5 kV isolation between contacts and coil Excellent lifetime characteristics

The S1 Form B series is a miniature high voltage single-in-line reed relay for applications where space saving is a prime consideration, with normally closed contacts. The coil pins are positioned near the center of the relay while the contact pins are near the ends to give improved isolation between the high voltage contacts and the low voltage coil. Key Features: UL Approved Miniature SIL Reed Relay with Form B (N/C) Contacts Single-in-line (SIL) Package 1.5 kV Isolation Voltage Across Contacts Max. DC Carry Current: 1.3 A Switch Action: SPST (Form B) Material: Rhodium Max. Switching Power: 10 W Max. Switching Voltage: 1000 VDC Max. DC Switching Current:  0.5 A Capacitance Across Contacts: 0.2 pF (Coil to Screen Grounded) Max. Contact Resistance: 120 mΩ Min. Insulation Resistance: 1012 Ω (typical)  

The S1 series is a miniature high voltage single-in-line reed relay for applications where space saving is a prime consideration. The coil pins are positioned near the center of the relay while the contact pins are near the ends to give improved isolation between the high voltage contacts and the low voltage coil. Key Features: UL Approved Miniature High-voltage Relay Single-in-line (SIP) Package Isolation Voltage Across Contacts: 4 kV Isolation Voltage Contact to Coil: 5 kV Carry Current: 2.5 A Up to 350 V Switching Voltage Switch Action: SPST (Form A) Material: Rhodium Isolation Across Contacts: 4 kV DC or AC Peak Max. Switching Power: 100 VA Max. Switching : 350 VDC, 300 VAC Max. Switching Current: 1.0 A (DC or AC) Peak,  Max. DC Carry Current: 2.5 A Lifetime Operations: 109 (Dry Switching) Max. Contact Resistance: 100 mΩ Min. Insulation Resistance: 1010 Ω (1013 Ω typical)

The S1-TWIN switch relay series is a miniature high voltage single-in-line reed relay with two reed switches for applications where space saving is a prime consideration. The coil pins are positioned near the center of the relay while the contact pins are near the ends to give improved isolation between the high voltage contacts and the low voltage coil. Key Features: UL Approved Miniature High-voltage Relay Single-in-line package Isolation Voltage Across Contacts: 1.5 kV  Isolation Voltage Contact to Coil: 1.5 kV Max. DC Carry Current: 1.3 A Max. DC Switching Voltage: 1000 V Switch Action: 2 x SPST (Form A) Material: Rhodium Max. Switching Power: 10 W Max. DC Switching Current:  0.5 A Capacitance Across Contacts: 0.2 pF (Coil to Screen Grounded) Max. Contact Resistance: 120 mΩ Min. Insulation Resistance: 1012 Ω (typical)

The S2(UL) reed relay series from Cynergy3 - Sensata has been developed for applications where PCB mounting is not possible. The relays can be mounted using a variety of methods and orientations to suit particular applications. The terminal pins are flexible enough to allow bending for assembly into equipment. Available with either a 10 W or 50 W contact in a pressurized reed switch or a 100 VA contact in a vacuum reed switch. Key Features: UL Approved Axial Style Reed Relay Variable Mounting Options 10 W, 50 W and 100 VA Contact Options Reliable Reed Switch Contacts