ABB 1SVR550850R9400 Liquid Level Relay - CE/UL 508
Part Number: 1SVR550850R9400
Quick Summary
Liquid level relay monitors conductive fluids to prevent overflow in industrial tanks. In practice, sensor drift, wiring complexity, and unexpected tank events drive downtime and spills. CE marking, UL 508, and UKCA protect your electric installations while RoHS and CCC support global compliance. Designed for easy installation and operation, it integrates with standard DIN rails and screw-terminal wiring, delivering reliable overflow protection and operational efficiency for process industries.
Product Information
Extended Description
1SVR550850R9400 ABB: The CM-ENE MAX belongs to the CM liquid level monitoring relay range. It operates with a rated control supply voltage of 110-130 V AC and has a 1 n/o output contact. It monitors liquid levels of conductive fluids and protects tanks against overflow. The output relay works according to the closed-circuit principle. The sensitivity is 0-100 kOhm fixed. The device offers screw connection terminals.
EAN
4013614348051
Minimum Order Quantity
1 piece
Customs Tariff Number
85364900
Data Sheet, Technical Information
Catalog 2024 Electronic Relays and Controls - Chapter Measuring and Monitoring Relays
Instructions and Manuals
Installation instructions - CM-xxE range
CAD Dimensional Drawing
Information - 2D and 3D files for CAD systems
Product Net Width
22.5 mm
Product Net Height
78 mm
Product Net Depth / Length
78.5 mm
Product Net Weight
0.106 kg
Function
Filling monitoring
Sub-Function
Overflow protection
Number of Electrodes
2
Measuring Range
0 ... 100 kΩ
Rated Control Supply Voltage (Us)
110 ... 130 V AC
Rated Frequency (f)
Supply Circuit 50/60 Hz
Output
1 n/o contact
Terminal Type
Screw Terminals
Rated Operational Current AC-12 (Ie)
(230 V) 4 A
Rated Operational Current AC-15 (Ie)
(230 V) 3 A
Rated Operational Current DC-12 (Ie)
(24 V) 4 A
Rated Operational Current DC-13 (Ie)
(24 V) 2 A
Rated Impulse Withstand Voltage (Uimp)
Measuring Circuit / Output Circuit 4 kV | Supply Circuit / Measuring Circuit 4 kV | Supply Circuit / Output Circuit 4 kV
Rated Insulation Voltage (Ui)
Measuring Circuit / Output Circuit 250 V | Supply Circuit / Measuring Circuit 250 V | Supply Circuit / Output Circuit 250 V
Degree of Protection
Housing IP50 | Terminals IP20
Short-Circuit Protective Devices
Output Circuit NO - F Type Fuses 10 A
Connecting Capacity
Flexible with Ferrule 2x 0.75 ... 1.5 mm² | Flexible 2x 1 ... 1.5 mm² | Rigid 2x 0.75 ... 1.5 mm²
Tightening Torque
0.6 ... 0.8 N·m
Wire Stripping Length
10 mm
Mounting Position
1 ... 6
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 | IEC/EN 63000 | IEC/EN 61000-6-2 | IEC/EN 61000-6-3 | UL 508
Maximum Operating Voltage UL/CSA
Output Circuit 300 V AC
Contact Rating UL/CSA
B300
Connecting Capacity UL/CSA
Flexible with Ferrule 2x 18-16 AWG | Flexible 2x 18-16 AWG | Rigid 2x 18-16 AWG
Tightening Torque UL/CSA
7.08 in·lb
Ambient Air Temperature
Operation -20 ... +60 °C | Storage -40 ... +85 °C
Maximum Operating Altitude Permissible
Without Derating 2000 m
Conflict Minerals Reporting Template (CMRT)
CMRT - Conflict Minerals Reporting Template
REACH Declaration
REACh Info for Electronic Relays and Controls
RoHS Information
RoHS Declaration of conformity for Electronic Relays and Controls
RoHS Status
Following EU Directive 2011/65/EU and Amendment 2015/863 July 22, 2019
Toxic Substances Control Act - TSCA
Toxic Substances Control Act (TSCA) declaration for Electronic Relays and Controls
CB Certificate
CB_DK-8880
CCC Certificate
CCC Certificate - Measuring and Monitoring Relays CM-E range
CQC Certificate
CQC Certificate, Electronic Measuring and Monitoring Relays, CM-PFE, CM-PVE, CM-PBE, CM-MSE, CM-ENE MAX, CM-ENE MIN, Made in Bulgaria
cUL Certificate
cUL508_E140448
Declaration of Conformity - CCC
CCC Declaration of Conformity, Electronic Measuring and Monitoring Relays, CM-PFE, CM-PVE, CM-PBE, CM-MSE, CM-ENE MAX, CM-ENE MIN, Made in Bulgaria
Declaration of Conformity - CE
EU Declaration of Conformity - CM-ENE MIN, CM-ENE MAX Liquid level monitoring relay
Declaration of Conformity - UKCA
UK Declaration of Conformity - CM-ENE MIN, CM-ENE MAX Liquid level monitoring relay
UL Certificate
UL Certificate (UL 508) - CT-E, CT-S range time relays, CM and C51x range measuring and monitoring relays , C57x and C67xx range safety relays, CC-U range analog signal converters with relay output
Package Level 1 Units
box 1 piece
Package Level 1 Width
23 mm
Package Level 1 Depth / Length
82 mm
Package Level 1 Height
82 mm
Package Level 1 Gross Weight
0.118 kg
Package Level 1 EAN
4013614348051
Object Classification Code
B
ETIM 7
EC001447 - (Fill) level monitoring relay
ETIM 8
EC001447 - (Fill) level monitoring relay
ETIM 9
EC001447 - (Fill) level monitoring relay
eClass
V11.0 : 27371813
UNSPSC
39122331
E-Number (Finland)
2712847
E-Number (Norway)
4187270
E-Number (Sweden)
3860807
Feature: 110-130 VAC control supply enables simple integration with mainstream plant power; Business Impact: minimizes wiring and surge risk, reduces panel space and energy waste; Application: chemical processing, water treatment, and food & beverage lines. Feature: 1 normally open output contact provides straightforward control logic; Business Impact: supports simple interlock schemes and fault isolation; Application: pump control and tank shut-off. Feature: 0-100 kΩ measuring range supports conductive-liquid detection; Business Impact: increases sensing sensitivity and accuracy across varied tank geometries; Application: overflow protection in drums and tanks. Feature: IP50 housing with screw terminals and DIN-rail mounting; Business Impact: durable in harsh environments and easy field wiring; Application: cabinets and control panels. Feature: Compliance with CE, UL 508, UKCA; Business Impact: accelerates regulatory approvals and global deployment; Application: international projects and multi-site rollouts. Designed for harsh environments, it uses a robust two-electrode sensing approach for accurate conduction-based level measurement. Its screw-terminal connections simplify commissioning and reduce maintenance time across multiple shifts. Ideal for chemical processing, water treatment, and food and beverage lines where precise overflow protection is critical.
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FAQs
The CM-ENE MAX supports DIN rail mounting (TH35-15 or TH35-7.5) and convenient screw-terminal wiring, enabling fast installation and simple field maintenance.
It provides a single normally open output with ratings of up to 4 A AC-12 at 230 V and 4 A DC-12 at 24 V, with 4 kV impulse withstand for robust operation.
Yes. It is designed for conductive fluids with a measuring range of 0 to 100 kΩ and two electrodes for reliable level sensing.
The device carries CE, UKCA, UL 508, cUL and CCC certifications and RoHS compliance, supporting global regulatory requirements.
With screw-terminal wiring, compact DIN-rail mounting, and a reliable 1 n/o contact, it reduces wiring errors, speeds installation, and lowers panel space and downtime.