# General Purpose Relay, G5NB Series, Power, Non Latching, SPST-NO, 5 VDC, 3 A
**URL**: https://novapart.co/products/G5NB1A4%20DC5/general-purpose-relay-g5nb-series-power-non
**SKU**: G5NB1A4 DC5
**Manufacturer**: OMRON ELECTRONIC COMPONENTS
**Category**: Switches & Relays || Relays || Power Relays
**Price**: €1.1000
**Stock**: 10+
**Lead Time**: 169 days (indicative)
## Description
Contact Configuration:SPST-NO; Coil Voltage:5VDC; Contact Current:3A; Product Range:G5NB Series; Relay Mounting:Through Hole; Coil Type:Non Latching; Contact Voltage VAC:125VAC; Relay T
## Specifications
| Parameter | Value |
|---|---|
| Svhc | No SVHC (17-Dec-2014) |
| Coil Type | Non Latching |
| Coil Voltage | 5VDC |
| Product Range | G5NB Series |
| Relay Mounting | Through Hole |
| Coil Resistance | 125ohm |
| Contact Current | 3A |
| Relay Terminals | PC Pin |
| Contact Material | Silver Alloy |
| Contact Voltage Vac | 250V |
| Contact Voltage Vdc | 30V |
| Contact Configuration | SPST-NO |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:2213802/)
G5NB PCB Power Relay
G 5 N B
## **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**
## G5NB- @@@ - @ - @ - @
— — — — — — 1 2 3 4 5 6
**4. Classification**
**1. Number of Poles**
None:Standard
1: 1-pole
E :High-capacity
**2. Contact Form**
A: SPST-NO (1a)
**5. Market Code**
None:General purpose
**3. Enclosure rating** None:General purpose None:Flux protection HA :Home Appliance according 4 :Sealed to IEC/EN60335-1
## ■ **Application Examples**
- Water heaters
- Refrigerators
- Air conditioners
- Home appliances
- Small electric appliances
**6. Packing**
None:Tray Packing SP :Tube packing
## ■ **Ordering Information**
|Terminal Shape|Market Code|Classification|Contact form|Enclosure rating|Model|Rated coil voltage|Minimumpackingunit|
|---|---|---|---|---|---|---|---|
|PCB terminals|General
purpose|Standard|SPST-NO (1a)|Fluxprotection|G5NB-1A(-SP)|5VDC
12VDC
18VDC
24VDC|100 pcs/Tray
(50 pcs/tube)|
|||||Sealed|G5NB-1A4(-SP)|||
|||High-capacity||Fluxprotection|G5NB-1A-E(-SP)|||
|||||Sealed|G5NB-1A4-E(-SP)|||
||Home
Appliance|||Flux protection|G5NB-1A-E-HA (-SP)|12VDC
24VDC||
Note. When ordering, add the rated coil voltage to the model number.
Example: G5NB-1A DC5
Rated coil voltage However, the notation of the coil voltage on the product case as well as on the packing will be marked as @@ VDC.
**1**
G5NB
**PCB Power Relay**
G 5 N B
## ■ **Ratings**
## ● **Coil**
|Item|Rated current
(mA)|Coil resistance
(Ω)|Must operate voltage
(V)|Must release voltage
(V)|Max. voltage
(V)|Power consumption
(mW)|
|---|---|---|---|---|---|---|
|Rated voltage|||% of rated voltage||||
|5 VDC|40|125|75% max.|10% min.|Standard:
180% (at 23°C)
High-capacity:
170% (at 23°C)|Approx. 200|
|12 VDC|16.7|720|||||
|18 VDC|11.1|1,620|||||
|24 VDC|8.3|2,880|||||
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|Item
Load|Resistive load|Resistive load|Resistive load|Resistive load|
|---|---|---|---|---|---|
|||Standard||High-capacity||
|Contact Type||Single||||
|Contact material||Ag-alloy (Cd free)||||
|Rated load||3 A at 125 VAC||5 A at 250 VAC||
|||3 A at 30 VDC||3 A at 30 VDC||
|Rated carrycurrent||3 A||5 A||
|Max. switchingvoltage||250 VAC, 30 VDC||||
|Max. switchingcurrent||3 A|||5 A|
|■**Characteristics**
Contact resistance *1
100 mΩmax.
Operate time
10 ms max.
Release time
10 ms max.
Insulation resistance *2
1,000 MΩmin.
Dielectric
strength
Between coil
and contacts
4,000 VAC, 50/60 Hz for 1 min
Between
contacts of the
samepolarity
750 VAC, 50/60 Hz for 1 min
Impulse
withstand
voltage
Between coil
and contacts
10 kV (1.2 x 50μs)
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
Durability
Mechanical
5,000,000 operations min.
Electrical
(resistive load)
Standard (G5NB-1A, -1A4)
200,000 operations at 125 VAC, 3A
200,000 operations at 30 VDC, 3A
High-capacity (G5NB-1A-E, -1A4-E)
100,000 operations at 250 VAC, 5A
200,000 operations at 30 VDC, 3A
(with a rated load at 1,800 operations/hour)
Failure rate (P level)
(reference value)*3
DC5V 10mA
Ambient operating
temperature *4
-40°C to 85°C
(with no icingor condensation)
Ambient operatinghumidity
5% to 85%
Weight
Approx. 4g||||||
|||||||
|Contact resistance *1|||100 mΩmax.||1. **120 VAC**motor and lamp load
2.5A surge and 0.5A normal:
250,000 operations min. (at 23°C)
2. **160 VDC**valve load (with varistor)
0.24A:
250,000 operations min. (at 23°C)
3.**140 VAC**pump load
Inrush: 5.4 A (o-p), Steady state: 1.6 A
200,000 operations min. (Ambient temperature: 23°C)
4.**100 VAC**motor load
Inrush: 10.7 A (o-p), Steady state: 1.1 A
200,000 operations min. (Ambient temperature: 23°C)|
|Operate time|||10 ms max.|||
|Release time|||10 ms max.|||
|Insulation resistance *2|||1,000 MΩmin.|||
|Dielectric
strength|Between coil
and contacts||4,000 VAC, 50/60 Hz for 1 min|||
||Between
contacts of the
samepolarity||750 VAC, 50/60 Hz for 1 min|||
|Impulse
withstand
voltage|Between coil
and contacts||10 kV (1.2 x 50μs)|||
|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|||
|Durability|Mechanical||5,000,000 operations min.|||
||Electrical
(resistive load)||Standard (G5NB-1A, -1A4)
200,000 operations at 125 VAC, 3A
200,000 operations at 30 VDC, 3A
High-capacity (G5NB-1A-E, -1A4-E)
100,000 operations at 250 VAC, 5A
200,000 operations at 30 VDC, 3A
(with a rated load at 1,800 operations/hour)|||
|Failure rate (P level)
(reference value)*3|||DC5V 10mA|||
|Ambient operating
temperature *4|||-40°C to 85°C
(with no icingor condensation)|||
|Ambient operatinghumidity|||5% to 85%|||
|Weight|||Approx. 4g|||
Note. Values in the above table are the initial values at 23°C.
- *1. Measurement conditions: 5 VDC, 1 A, voltage drop method
- *2. Measurement conditions: Measured at the same points as the dielectric strength using a 500 VDC ohmmeter.
- *3. This value was measured at a switching frequency of 120 operations/min.
- *4. Sealed (G5NB-1A4, -1A4-E): -40°C to 70°C
**2**
G5NB
**PCB Power Relay**
G 5 N B
## ■ **Engineering Data**
## ● **Maximum Switching Capacity Standard models**
## **High-capacity models**
**==> picture [421 x 552] intentionally omitted <==**
**----- Start of picture text -----**
10
AC resistive
load
3
DC resistive AC resistive DC resistive
load load load
1
0.1
1 10 30 100 250 1,000
Switching voltage (V) Switching voltage (V)
● Durability
Standard models High-capacity models
100
125 VAC, 30 VDC resistive load
50
30 30VDC resistive load
10
250VAC resistive load
5
3
1
0 1 2 3 4
Switching current (A) Switching current (A)
● Ambient Temperature vs. Maximum Coil Voltage
Standard models High-capacity models
220 220
Test item: G5NB-1A, 24 VDC Test Item: G5NB-1A-E,24 VDC
Uncon- Number of Relays: 5 pcs Uncon- Number of Relays: 5 pcs
200 firmed 200 firmed
area 3A current area 5A current
180 180
160 160
140 140
120 120
100 100
80 80
0 20 23 40 60 8085 100 0 20 23 40 60 80 85 100
Ambient temperature (°C) Ambient temperature (°C)
Switching current (A) Switching current (A)
Maximum coil voltage (%) Maximum coil voltage (%)
operations)
4
operations)
4
Durability (10 Durability (x 10
**----- End of picture text -----**
## ● **Durability**
## **Standard models**
## ● **Ambient Temperature vs. Maximum Coil Voltage Standard models**
**Note:** The maximum coil voltage refers to the maximum value in a varying range of operating power voltage, not a continuous voltage.
**3**
**PCB Power Relay**
## G5NB
## ● **Shock malfunction Standard models**
## **High-capacity models**
**==> picture [491 x 168] intentionally omitted <==**
**----- Start of picture text -----**
Y Y
1,000 Energized 1,000 Energized
De-energized De-energized
700 Test Item: G5NB-1A, 24VDC 700 Test Item: G5NB-1A-E, 24VDC
1,000 1,000 Number of Relays: 5 pcs 1,000 1,000 Number of Relays: 5 pcs
X Z' X Z'
Test Method: Shock was applied 3 Test Method: Shock was applied 3
times in 6 directions along 3 axes times in 6 directions along 3 axes
and the level at which shock caused and the level at which shock caused
malfunction was measured. malfunction was measured.
Rating: 100 m/s [2] Rating: 100 m/s [2]
125 125
Z X' Z X'
1,000 1,000 1,000 1,000
1,000 1,000
Y' Unit: m/s [2] Y' Unit: m/s [2]
Shock direction Shock direction
X X' X X'
Y Y
Z Z
Z' Z'
Y' Y'
**----- End of picture text -----**
## ■ **Dimensions**
(Unit: mm)
G **G5NB-1A(4)(-E), G5NB-1A-E-HA** 5 N B
**==> picture [388 x 101] intentionally omitted <==**
**----- Start of picture text -----**
7.2max. PCB Mounting Holes Terminal Arrangement/
20.5max. (7.0)* (Bottom View) Internal Connections
(20.4)* Tolerance: ±0.1 mm (Bottom View)
(1.05)
11.5 7 Four, 1.1 dia.
15.3max.
(15.0)* (1.15) 1 2 3
4.7
4
3.4
@0.4 0.27 0.33 0.8 (No coil polarity)
11.5 7
4.7
**----- End of picture text -----**
*Average value
**4**
**PCB Power Relay**
G 5 N B
## G5NB
## ■ **Approved Standards**
The approval rating values for overseas standards are different from the performance values determined individually. Confirm the values before use.
## ● **UL Recognized:** (File No. E41515) **CSA Certified:** (File No. LR31928)
|Model|Contact form|Coil ratings|Contact ratings|Number of test
operations|
|---|---|---|---|---|
|G5NB-1A(4)|SPST-NO
(1a)|5~24V DC|3A 250V AC (Resistive) 85°C|100,000|
||||3A 30V DC (Resistive) 70°C|6,000|
|G5NB-1A(4)-E
G5NB-1A-E-HA|||5A 250 V AC (Resistive) 85°C
5A 30 V DC (Resistive) 70°C|6,000|
## ● **EN/IEC, VDE Certified (Certificate No. 137575)**
|Model|Contact form|Coil ratings||Contact ratings|Number of test
operations|
|---|---|---|---|---|---|
|G5NB-1A(4)|SPST-NO
(1a)|5, 12, 18, 24V
DC||3A 250V AC (Resistive) 85°C
3A 30V DC (Resistive) 85°C|100,000|
|G5NB-1A(4)-E
G5NB-1A-E-HA||||5A 250 V AC (Resistive) 85°C
5A 30 V DC (Resistive) 85°C|10,000|
|||||3A 250V AC (Resistive) 85°C|100,000|
|||||||
|Creepage distance|||6.0 mm min.|||
|Clearance distance|||6.0 mm min.|||
|Insulation material group|||IIIa|||
|Type of insulation coil-contact circuit
open contact circuit|||Pollution degree 2 / Reinforced (Sealed)
Pollution degree 3 / Basic (Flux protection) / Reinforced (Sealed)|||
||||Micro disconnection|||
|Rated Insulation voltage|||250 V|||
|Pollution degree|||3|||
|Rated voltage system|||250 V|||
|Over voltage category|||III|||
|Category of protection according to IEC 61810-1|||RT II (Flux protection) / RT III (Sealed)|||
|Glow wire according to IEC 60335-1|||
GWT 750°C min. (IEC 60695-2-11) / GWFI 850°C min. (IEC 60695-2-12)|||
|Tracking resistance according to IEC 60112|||PTI 250 V min. (housing parts)|||
|Flammability class according to UL94|||V-0|||
## ■ **Precautions**
- **Please refer to “PCB Relays Common Precautions” for correct use.**
- Application examples provided in this document are for reference only. In actual applications, confirm equipment functions and safety before using the product.
> • Consult your OMRON representative before using the product under conditions which are not described in the manual or applying the product to nuclear control systems, railroad systems, aviation systems, vehicles, combustion systems, medical equipment, amusement machines, safety equipment, and other systems or equipment that may have a serious influence on lives and property if used improperly. Make sure that the ratings and performance characteristics of the product provide a margin of safety for the system or equipment, and be sure to provide the system or equipment with double safety mechanisms.
**Note: Do not use this document to operate the Unit.**
**OMRON Corporation Electronic and Mechanical Components Company**
**Contact: www.omron.com/ecb**
**Cat. No. J143-E1-11** 0117(0207)(O)
**5**
## Links
- [View this product on Novapart](https://novapart.co/products/G5NB1A4%20DC5/general-purpose-relay-g5nb-series-power-non)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/omron/g5nb1a45dc/relay-spst-no-125vac-30vdc-3a/dp/2213802)
---
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