PCB Power Relay – G5NB-E A Miniature Relay with 1-pole 5 A Switching Capability and 10 kV Impulse Withstand Voltage ■ ROHS compliant. ■ Highly efficient magnetic circuit for high sensitivity (200 mW). ■ Compact, slim, yet provides 10 kV impulse withstand voltage (between coil and contacts). RC ■ Standard model conforms to UL, CSA and EN standards. ■ Tracking resistance: CTI>250 Ordering Information Classification Standard Contact form SPST-NO Enclosure ratings Flux protection Note: When ordering, add the rated coil voltage to the model number. Example: G5NB-1A-E 12 VDC Rated coil voltage Model Number Legend -E 1 2 3 1. Number of Poles 1: 1 pole 2. Contact Form A: SPST-NO Application Examples Water heaters, refrigerators, air conditioners, and small electric appliances 48 3. Rated Coil Voltage 5, 12, 18, 24 VDC Model G5NB-1A PCB Power Relay – G5NB-E ■ Power Relays Specifications Coil Ratings Rated voltage 5 VDC 12 VDC 18 VDC 24 VDC Rated current 40.0 mA 16.7 mA 11.1 mA 8.3 mA Coil resistance 125 Ω 720 Ω 1,620 Ω 2,880 Ω Must operate voltage 75% max. of rated voltage Must release voltage 10% min. of rated voltage Max. voltage 170% of rated voltage (at 23°C) Power consumption Approx. 200 mW Note: The rated current and coil resistance are measured at a coil temperature of 23°C with a tolerance of ±10%. The operating characteristics are measured at a coil temperature of 23°C. The “Max. voltage” is the maximum voltage that can be applied to the relay coil. ■ Contact Ratings Load Resistive load (cosφ = 1) Rated load 5 A at 250 VAC, 3 A at 30 VDC Max. switching voltage 250 VAC, 30 VDC Max. switching current 5A Max. switching power 1250 VA, 90 W Failure rate (reference value) 10 mA at 5 VDC Note: P level: λ60 = 0.1 x 10-6/operation (with an operating frequency of 120 operations/min) ■ Characteristics Contact resistance (See note 2.) 100 mΩ max. Operate time 10 ms max. Release time 10 ms max. Insulation resistance (See note 3.) 1,000 MΩ min. (at 500 VDC) Dielectric strength 4,000 VAC, 50/60 Hz for 1 min between coil and contacts 750 VAC, 50/60 Hz for 1 min between contacts of same polarity Impulse withstand voltage 10,000 V (1.2 x 50 ms) between coil and contacts Vibration resistance Destruction: 10 to 55 to 10 Hz, 0.75-mm single amplitude (1.5-mm double amplitude) Malfunction: 10 to 55 to 10 Hz, 0.75-mm single amplitude (1.5-mm double amplitude) Shock resistance Destruction: 1,000 m/s2 Malfunction: 100 m/s2 Endurance Mechanical: 5,000,000 operations min. Electrical: 100,000 operations min (5 A at 250 VAC), 200,000 operations min. (3 A at 30 VDC) Failure rate P level (reference value) 5 VDC, 10 mA (See note 4.) Ambient temperature Operating: -40˚C to 85˚C (with no icing or condensation) Ambient humidity Operating: 5% to 85% Weight Approx. 4 g Note: 1. 2. 3. 4. The data shown above are initial value. Measurement conditions: 5 VDC, 1 A, voltage drop method. Measurement conditions: Measured at the same points as the dielectric strength using a 500-VDC ohmmeter. This value is for a switching frequency of 120 operations/minute. 49 PCB Power Relay – G5NB-E Approved Standards UL508 (File No. 41515) ■ Coil ratings 5 to 24 VDC Contact ratings 5 A, 30 VDC (resistive) 5 A, 125 VAC (resistive) 5 A, 250 VAC (general use) CSA C22.2 (No. 0, No. 1, No. 14) (File No. LR31928) Coil ratings 5 to 24 VDC Contact ratings 5 A, 30 VDC (resistive) 5 A, 125 VAC (resistive) 5 A, 250 VAC (general use) EN 61810-1 (VDE Reg No 137575) Coil ratings 5 to 24VDC ■ Contact ratings 5 A, 30 VDC (resistive) 5 A, 250 VAC (general use) Actual Load Life (Reference Values) 1. 120-VAC motor and lamp load (2.5-A surge and 0.5-A normal): 250,000 operations min.(at 23°C) 2. 160-VDC valve load (with varistor) (0.24-A): 250,000 operations min.(at 23°C) 50 PCB Power Relay – G5NB-E Maximum Switching Capacity Endurance 10 100 3 250 VAC, 30 VDC resistive load No. of operations (x 104) Contact current (A) AC resistive load DC resistive load 1 Contact resistance 50 30 10 5 3 1 0.1 1 10 30 100 250 0 1,000 1 2 Contact voltage (V) 4 5 Malfunctioning Shock G5NB-1A Unconfirmed area 3 Contact current (A) Ambient Temperature vs. Maximum Coil Voltage Maximum coil voltage (%) Power Relays Engineering Data Test item: G5NB-1A-E, 24 VDC Quantity tested: 5 No current 3-A current Y 1,000 700 1,000 X Excited Not excited 1,000 Z’ Quantity Tested: 5 units Test Method: Shock was applied 3 times in 6 directions along 3 axes and the level at which shock caused malfunction was measured. Rating: 100 m/s2 125 X’ 1,000 Z 1,000 1,000 Y’ Ambient temperature (°C) Unit: m/s2 Shock direction X X’ Y Z Z’ Y’ Dimensions Note: All units are in millimeters unless otherwise indicated. G5NB-1A-E 7.2 max. (7.0)* 20.5 max. (20.4)* PCB Mounting Holes (Bottom View) Terminal Arrangement/ Internal Connections (Bottom View) Tolerance: ±0.1 mm 15. 3 max. (15.0)* Four, 1.1 dia. 3.4 0.4 0.27 11.5 0.33 7 (No coil polarity) *Average value Precautions ■ Correct Use HANDLING The enclosure rating of the G5NB is for flux protection. Do not use immersion-cleaning. ALL DIMENSIONS SHOWN ARE IN MILLIMETERS. To convert millimeters into inches, multiply by 0.03937. To convert grams into ounces, multiply by 0.03527. 51