K316B KG | Alldatasheet

Document overview

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Technical content

K316B_EN Rev 2.0 1 K316B HIGH POWER LATCHING RELAY

  • 120A Latching Relay
  • UC3 capability as per IEC 62052-31: Rated Operational Current (Ie) = 100A Rated Operational Voltage (Ue) = 240V
  • UC3 capability as per IEC 62055-31: Rated Breaking Current (Ic) = 100A Reference Voltage (Un) = 230V Rated Breaking Voltage (Uc) = 264.5V
  • 4kV dielectric strength between coil and contacts
  • Outline dimensions: (115 x 48 x 26)mm
  • Custom assemblies available with flex wire and/or copper extensions, and/or with integrated shunt
  • RoHS compliant materials and process Contact Data Characteristics Rated Load * 100A @ 264.5V Insulation resistance 1,000MΩ (at 500 Vdc) Contact form 3A or 3B Dielectric strength: Contact material AgSnO2 Coil to contact 4kVac for 1 min. Contact resistance † 0.35mΩ (at 100 A) 10kV 1.2µs/50µs Max. switching voltage ‡ 264.5 Vac Across open contacts 2kVac for 1min. Max. carrying current 120 A Dielectric creepage 8 mm Max. switching current § 100 A Ambient temperature -40°C to +85°C Rated switching power 26,450 VA Ambient humidity 5% - 85% RH Set time ≤ 30 ms Vibration 1.5 mm (DA) 10 Hz to 55 Hz Reset time ≤ 30 ms Shock resistance: Electrical endurance 10,000 cycles Functional ** 98 m/s2 Mechanical endurance 100,000 cycles Survival 980 m/s2 Coil termination PCB or Wire Unit weight 300g * Load at which the relay can pass electrical endurance testing as per IEC 62055-31 † Typical value for initial contact resistance per relay pole: Using a sample quantity of at least 20 units, take the average value from 5 continuous measurements from each sample ‡ Voltage at which the relay can pass electrical endurance testing as per IEC 62055-31 § Current at which the relay can pass UC3 as per IEC 62052-31, IEC 62055-31 ** Unit may change state but is still functional

K316B_EN Rev 2.0 2 Coil Data Single Coil (Latching) Dual Coil (Latching) Coil Consumption 5W 10W Pulse Duration 50ms 50ms Coil Resistance (Ω±10%) at 23°C Nominal Coil Voltage Min Set/Reset Voltage Single Coil (Latching) Dual Coil (Latching) 6Vdc 4.8Vdc 7Ω 2 x 3.5Ω 9Vdc 7.2Vdc 16Ω 2 x 8Ω 12Vdc 9.6Vdc 29Ω 2 x 14.5Ω 24Vdc 19.2Vdc 115Ω 2 x 57.5Ω 48Vdc 38.4Vdc 460Ω 2 x 230Ω

Ordering Information

K316 ■ -■ ■ ■ -■ T 2 -Cxxxx Relay Series Terminal Type: B: See drawing X: Custom Design †† Coil Type: S: Single Coil D: Dual Coil Coil Voltage ‡‡: 6, 9, 12, 24, 48 Vdc Polarity: P: Positive N: Negative Contact Form: 3A: Form 3A – Normally open (NO) 3B: Form 3B – Normally closed (NC) Contact Material: T: AgSnO2 Contact Type: 2: Dual contact Custom Number: Cxxxx: Where xxxx represents a unique number for custom relay terminal designs †† For custom designs, please contact KG Technologies. Integrated shunts, flex-wire, copper extension and brass terminals available ‡‡ Coil voltage should be indicated in three-digit format (6Vdc = 006)

K316B_EN Rev 2.0 3 Dimensional Drawings (Unit: mm) TYPE A CONTACT TERMINALS Wiring Diagrams Single Coil Dual Coil Positive Polarity Negative Polarity Positive Polarity Negative Polarity

K316B_EN Rev 2.0 4 Application Notes 1. It is possible that during transit or final assembly the relay could change state. Therefore, it is recommended that all relays be set to the desired state via a power supply. 2. In order to maintain an “Open” or “Closed” state of the relay, the coil voltage should reach the rated voltage. The pulse width should be 50ms minimum to ensure a proper change of state. DO NOT energize both T1 and T3 at the same time on a Dual Coil or energize the coil for longer than 1 minute (damage to the coil could occur). 3. Applying excessive heat to the relay terminals (soldering or welding) can cause damage to the internal structure of the relay and should be avoided. 4. Moving or bending the terminals can cause damage to the internal structure of the relay and should be avoided. 5. For definitions of terms used in this data sheet, see glossary at http://www.kgtechnologies.net. Disclaimer: This datasheet is for reference only. All specifications are subject to change without prior notice. KG Technologies, Inc. cannot predict every possible application for our relays. While we do our best to make our relays as versatile as possible, we highly recommend contacting our engineering team if you have any questions. KG Technologies, Inc. is not responsible for malfunctioning relays when operated outside the specified parameters given in this datasheet.