1SVR730100R3100

Time Delay Relay, 48 VDC, 0.05 s, 300 h, 1CO, DIN Rail

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Manufacturer: ABB
Product type: Time Delay Relays - Electromechanical
SVHC: To Be Advised
Time Max: 300h
Time Min: 0.05s
Product Range: CT-S Series
Relay Mounting: DIN Rail
Contact Current: -
Relay Terminals: Screw
Nom Input Voltage: -
Timing Adjustment: Screwdriver Slot
Contact Voltage VAC: 240V
Contact Voltage VDC: 48V
Contact Configuration: SPDT

Delivery and price
Units per pack	1
Price	79.7 €
Current stock	10+
Lead time	9 days

Datasheet

PRODUCT-DETAILS 

## **CT-ERS.12S** 

## CT-ERS.12S Time relay, ON-delay 1c/o, 2448VDC, 24-240VAC 

## **General Information** 

|**General Information**||
|---|---|
|Extended Product Type|CT-ERS.12S|
|Product ID|1SVR730100R3100|
|EAN|4016779851459|
|Catalog Description|CT-ERS.12S Time relay, ON-delay 1c/o, 24-48VDC, 24-240VAC|
||The CT-ERS.12S is a single-function electronic time relay from the CT-S timer range. It|
||provides an ON-delay (delay on make) function with 10 time ranges from 0.05 s to 300|
||h. This time relay operates with a rated control supply voltage of 24 - 48 V DC / 24 -|
|Long Description|240 V AC and has a 1 c/o (SPDT) output rated at 250 V / 4 A. A sealable transparent|
||cover for protection against unauthorized changes is available as accessory. The|
||device offers screw connection technology with double-chamber cage connection|
||terminals.|
|**Ordering**||
|EAN|4016779851459|
|Minimum Order Quantity|1 piece|
|Customs Tariff Number|85364900|



## **Container Information** 

|Package Level 1 Units|Package Level 1 Units|Package Level 1 Units|1 piece|
|---|---|---|---|
|Package Level 1 Width|Package Level 1 Width|Package Level 1 Width|97 mm|
|Package Level 1 Depth /|Package Level 1 Depth /|Package Level 1 Depth /|30 mm|
|Length||||
|Package Level 1 Height|Package Level 1 Height|Package Level 1 Height|109 mm|



CT-ERS.12S 

2 

|Package Level 1 Gross|Package Level 1 Gross|0.128 kg||
|---|---|---|---|
|Weight||||
|Package Level 1 EAN||4016779851459||
|**Dimensions**||||
|Product Net Width||22.5 mm||
|Product Net Height||85.6 mm||
|Product Net Depth /||103.7 mm||
|Length||||
|Product Net Weight||0.106 kg||
|**Technical**||||
|Timer Relay Type||ON-Delay||
|Time Range||0.05 s ... 300 h||
|Rated Control Supply||24 ... 240 V AC||
|Voltage (Us)||24 ... 48 V DC||
|Rated Frequency (f)||50 Hz||
|||60 Hz||
|||DC||
|Output||1 c/o (SPDT) contact||
|Terminal Type||Screw Terminals||
|Rated Operational||(230 V) 4 A||
|Current AC-12 (Ie)||||
|Rated Operational||(230 V) 3 A||
|Current AC-15 (Ie)||||
|Rated Operational||(24 V) 4 A||
|Current DC-12 (Ie)||||
|Rated Operational||(24 V) 2 A||
|Current DC-13 (Ie)||||
||Minimum Switching|12 V||
||Capacity|10 mA||
|Rated Impulse||Input Circuit 4 kV||
|Withstand Voltage (Uimp||Output Circuit 1 / Output Circuit 2 4 kV||
|)||||
|Rated Insulation Voltage||Input Circuit / Output Circuit 500 V||
|(Ui)||Output Circuit 1 / Output Circuit 2 300 V||
|Degree of Protection||Housing IP50||
|||Terminals IP20||
|Overvoltage Category||III||
|Pollution Degree||3||
|Short-Circuit Protective||Output Circuit NC - F Type Fuses 6 A||
|Devices||Output Circuit NO - F Type Fuses 10 A||
|Electrical Durability||AC-12 100000 cycle||
|Mechanical Durability||30000000 cycle||
|Connecting Capacity||Flexible with Ferrule 1x 0.5 ... 2.5 mm²||
|||Flexible with Ferrule 2x 0.5 ... 1.5 mm²||
|||Flexible with Insulated Ferrule 1x 0.5 ... 2.5 mm²||
|||Flexible with Insulated Ferrule 2x 0.5 ... 1.5 mm²||
|||Flexible 1x 0.5 ... 2.5 mm²||
|||Flexible 2x 0.5 ... 1.5 mm²||
|||Rigid 1x 0.5 ... 4 mm²||
|||Rigid 2x 0.5 ... 2.5 mm²||
|Tightening Torque||0.6 ... 0.8 N·m||
|Wire Stripping Length||8 mm||
|Mounting Position||Any||
|Mounting on DIN Rail||TH35-15 (35 x 15 mm Mounting Rail) acc. to IEC 60715||
|||TH35-7.5 (35 x 7.5 mm Mounting Rail) acc. to IEC 60715||
||Standards|CAN/CSA C22.2 No.14||
|||EN 50581||
|||IEC/EN 61812-1||



CT-ERS.12S 

3 

UL 508 

||UL 508||
|---|---|---|
|**Environmental**|||
|Ambient Air|Operation -25 ... +60 °C||
|Temperature|Storage -40 ... +85 °C||
|RoHS Status|Following EU Directive 2011/65/EU||
|**Technical UL/CSA**|||
|Maximum Operating|Output Circuit 300 V AC||
|Voltage UL/CSA|||
|Contact Rating UL/CSA|B300||
|Connecting Capacity|Flexible 1x 18-14 AWG||
|UL/CSA|Flexible 2x 18-16 AWG||
||Rigid 1x 20-12 AWG||
||Rigid 2x 20-14 AWG||
|Tightening Torque|7.08 in·lb||
|UL/CSA|||



|UL/CSA<br>Tightening Torque<br>UL/CSA|Flexible 2x 18-16 AWG<br>Rigid 1x 20-12 AWG<br>Rigid 2x 20-14 AWG<br>7.08 in·lb|<br>|
|---|---|---|
|**Certificates and Declarations (Document Number)**|||
|CB Certificate|CB_DK-5903-M1||
|CCC Certificate|CCC_2007010303255979||
|cULus Certificate|cULus508_20110711-E140448A||
|Data Sheet, Technical|2CDC111130D0201||
|Information|||
|Declaration of|1SVD981008-0001||
|Conformity - CE|||
|DNV GL Certificate|DNV_GL_TAA00000XR||
|EAC Certificate|EAC_RU_C-DE.ME77.B.00568/20||
|Environmental|1SAA981016-2401||
|Information|||
|Instructions and|1SVC730020M0000||
|Manuals|||
|RMRS Certificate|RMRS_1740021250||
|RoHS Information|1SVD981008-0001||
|**Classifications**|||
|Object Classification|K||
|Code|||
|ETIM 4|EC001439 - Timer relay||
|ETIM 5|EC001439 - Timer relay||
|ETIM 6|EC001439 - Timer relay||
|ETIM 7|EC001439 - Timer relay||
|eClass|7.0 27371790||
|UNSPSC|39121519||
|E-Number (Sweden)|4033115||



**Categories** 

CT-ERS.12S 

4 

Low Voltage Products and Systems  → Control Products  → Electronic Relays and Controls  → Time Relays

Updated at June 6, 2026

ABB is a global leader in power and automation technologies, recognized for delivering innovative solutions that improve performance while minimizing environmental impact. Serving a diverse range of sectors including industrial processing, OEM, and building services, ABB provides highly reliable components designed to meet the rigorous demands of modern electrical systems. The company is particularly renowned for its advanced circuit protection solutions. This includes a comprehensive selection of thermal magnetic circuit breakers, alongside specialized RCBO, RCD, GFCI, and AFDD circuit breakers. These foundational safety components are supported by a wide array of high-quality fuse holders and circuit breaker accessories, ensuring complete protection for complex industrial and commercial installations. Beyond circuit protection, ABB excels in automation and process control. Their offering features sophisticated visual signal indicator units, industrial switch accessories, and panel instrumentation designed for intuitive system monitoring. Additionally, ABB manufactures a robust range of power relays, safety relays, and AC/DC converters, providing engineers with the critical building blocks needed for efficient, secure, and reliable control panels.

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