PCB Relay
G5NB
A Slim Compact Relay with 3 A Switching
Capability and 10-kV Impulse Withstand
Voltage
Max size 20.5L x 7.2 W x 15.3 W mm.
Standard models switch up to 3 A
High-capacity models switch up to 5 A (AC loads only).
Low power consumption (200 mW).
Semi-sealed and sealed types available.
UL recognized / CSA certified. VDE Approved.
RoHS Compliant.
RC
Ordering Information
Contact Form SPST-NO
Enclosure ratings
Classification
Flux-tight model Sealed model
Standard G5NB-1A G5NB-1A4
High Capacity G5NB-1A-E G5NB-1A4-E
24 5
Model Number Legend
4 5
1. Number of Poles 4. Type
1: 1 pole None: Standard
2. Contact Form E: High Capacity
A: SPST-NO 5. Rated Coil Voltage
3. Enclosure Ratings 5, 12, 18, 24 VDC
None: Flux protection
4: Sealed
Application Examples
Water heaters, refrigerators, air conditioners, and small electric appliances
PCB Relay G5NB 137Specifications
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 125 720 1,620 2,880
Must operate voltage 75% of rated voltage (max.)
Must release voltage 10% of rated voltage (min.)
Max. voltage Standard: 180% of rated voltage (at 23C)
High-capacity: 170% of rated voltage (at 23C)
Power consumption Approx. 200 mW
Note: 1. The rated current and coil resistance are measured at a coil temperature of 23C with a tolerance of 10%.
2. The operating characteristics are measured at a coil temperature of 23C.
3. The Max. voltage is the maximum voltage that can be applied to the relay coil.
Contact Ratings
Load Standard High-capacity
3 A at 125 VAC 5 A at 250 VAC
Rated load (resistive, p.f.= 1)
3 A at 30 VDC 3 A at 30 VDC
Max. switching voltage 250 VAC, 30 VDC 250 VAC, 30 VDC
Rated carry current 3 A 5A
Max. switching current
3 A 5A (AC load,) 3A (DC load)
Max. switching power 375 VA, 90 W 1,250 VA, 90 W
Characteristics
Contact resistance (see note 2) 100 m max.
Operate time 10 ms max.
Release time 10 ms max.
Insulation resistance (see note 3) 1,000 M 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 s) between coil and contacts
Vibration resistance Destruction: 10 to 55 Hz, 1.5-mm double amplitude
Malfunction: 10 to 55 Hz, 1.5-mm double amplitude
2
Shock resistance Destruction:
1,000 m/s (approx. 100 G)
2
Malfunction:
100 m/s (approx. 10 G)
Life expectancy Mechanical: 5,000,000 operations min. (18,000 operations/hour)
Electrical: 200,000 operations minimum:
High-capacity Standard
5 A at 125 VAC 3 A at 125 VAC
3 A at 30 VDC 3 A at 30 VDC
100,000 operations minimum:
High-capacity
5 A at 250 VAC
All electrical load ratings are resistive, with operation frequency = 1,800 operations/hour.
Minimum permissible load 5 VDC, 10 mA
(reference value) (see note 4)
Ambient temperature Operating: 40C to 70C (with no icing or condensation)
Ambient humidity Operating: 5% to 85%
Weight Approx. 4 g
Note: 1. The data shown above are initial value.
2. Measurement conditions: 5 VDC, 1 A, voltage drop method
3. Measurement conditions: Measured at the same points as the dielectric strength using a 500-VDC ohmmeter.
-6
4. This value is for a switching frequency of 120 operations/minute. (P level: = 0.1 x 10 operations)
60
138 PCB Relay G5NB