G5NB
PCB Power Relay
A Miniature Relay with 1-pole
3A/5A Switching Capability and
10 kV Impulse Withstand Voltage
• Highly efficient magnetic circuit for high sensitivity (200 mW).
• Small, yet provides 10-kV impulse withstand voltage (between coil
and contacts).
• Standard model conforms to UL/CSA/VDE standards.
• Satisfies EN61010 reinforced insulation requirements.
• IEC/EN 60335-1 conformed. (-HA Model)
RoHS Compliant
■Model Number Legend
■Application Examples
•
•
•
•
•
G 5 N B -@ @ @- @- @
——— — —
1 2 3
4
5
4. Classification
None : Standard
E : High-capacity
1. Number of Poles
1: 1-pole
2. Contact Form
A: SPST-NO (1a)
Water heaters
Refrigerators
Air conditioners
Home appliances
Small electric appliances
G
5
N
B
5. Market Code
None : General purpose
HA : Home Appliance according
to IEC/EN60335-1
3. Enclosure rating
None: Flux protection
4 : Sealed
■Ordering Information
Terminal Shape Market Code
PCB terminals
Classification
Contact form
Enclosure rating
Flux protection
Sealed
Flux protection
Sealed
Flux protection
Standard
General
purpose
SPST-NO (1a)
High-capacity
Home
Appliance
Model
G5NB-1A
G5NB-1A4
G5NB-1A-E
G5NB-1A4-E
G5NB-1A-E-HA
Rated coil voltage
5VDC
12VDC
18VDC
24VDC
Minimum packing unit
100 pcs/Tray
12VDC
24VDC
Note. When ordering, add the rated coil voltage to the model number.
Example: G5NB-1A 5 VDC
Rated coil voltage
■Ratings
●Coil
Item
Coil resistance
(Ω)
40
16.7
11.1
8.3
Rated voltage
5 VDC
12 VDC
18 VDC
24 VDC
Rated current
(mA)
125
720
1,620
2,880
Must operate voltage Must release voltage
(V)
(V)
% of rated voltage
75% max.
10% min.
Max. voltage
(V)
Standard:
180% (at 23°C)
High-capacity:
170% (at 23°C)
Power consumption
(mW)
Approx. 200
Note 1. The rated current and coil resistance are measured at a coil temperature of 23°C with a tolerance of ±10%.
Note 2. The operating characteristics are measured at a coil temperature of 23°C.
Note 3. The “Max. voltage” is the maximum voltage that can be applied to the relay coil.
●Contacts
Item
Load
Resistive load
Standard
Contact Type
Contact material
Rated load
Rated carry current
Max. switching voltage
Max. switching current
High-capacity
Single
Ag-alloy (Cd free)
3 A at 125 VAC
3 A at 30 VDC
3A
5 A at 250 VAC
3 A at 30 VDC
5A
250 VAC, 30 VDC
3A
5A
1
