Interruptores-seccionadores y arrancadores

Disyuntor para la protección del motor

Model: 8146/5-V27-207-035-12-21-1

Part Number: 249198

Key Features

Protection for conduction and installation for Ex e and Ex d motors.
Robust enclosure made of glass-fiber reinforced polyester resin.
Optional: Undervoltage release, shunt trip release, ammeter, auxiliary contact.

Product Description: The R. STAHL 8146/5-V27 motor protection circuit breakers are designed to protect Ex e and Ex d motors, as well as cables and installations associated with them. Standard variants are equipped with an adjustable thermal overload release sensitive to phase and a fast-acting electromagnetic release. Additional options must be specified when ordering as they cannot be modified later.

Technical Data

Explosion Protection

Attribute	Value
Scope of validity	European Union (ATEX), IECEx
Applications (zones)	1, 2, 21, 22
Homologation IECEx gas	IECEx PTB 06.0090
IECEx Protection against gas explosions	Ex db eb IIC T5 Gb
Homologation IECEx dust	IECEx PTB 06.0090
IECEx protection against dust explosions	Ex tb IIIC T95 °C Db
Homologation ATEX gas	PTB 01 ATEX 1024
ATEX protection against gas explosions	II 2 G Ex db eb IIC T5 Gb
Homologation ATEX dust	PTB 01 ATEX 1024
ATEX protection against dust explosions	II 2 D Ex tb IIIC T95 °C Db
Certifications	ATEX (PTB), Canada (FM), China (NEPSI), IECEx (PTB), India (PESO)
Certificate of conformity	ATEX (EUK), China (CCC)

Electrical Data

Attribute	Value
Switching capacity	7 kW
Trigger voltage AC	230 V
Current adjustment range	0.25 – 0.4 A
Ammeter available	No
Auxiliary contacts	1 NC, 1 NA

Release

Attribute	Value
Type	Undervoltage release
Number of poles	3
Frequency range	50-60 Hz

Environmental Conditions

Attribute	Value
Ambient temperature	-20°C ... +40°C (-4 °F ... +104 °F)

Mechanical Data

Attribute	Value
Degree of protection (IP)	IP66
Degree of protection note	According to EN/IEC 60529
Enclosure material	Glass-fiber reinforced polyester resin
Conductor cross-section (solid) min AWG	AWG 16
Conductor cross-section (solid) max AWG	AWG 8
Conductor cross-section (fine-stranded) min AWG	AWG 16
Thread type	8161
Width	170 mm (6.69 in)
Height	227 mm (8.94 in)
Depth	131 mm (5.16 in)
Handle color	Black
Protection collar color	Black
Rotary control inscription	0-1
Gasket	Foamed silicone
Can be locked with a key	Triple mode in position 0
Weight	2.63 kg (5.8 lb)

Components

Attribute	Value
Cable glands	3 x M25 Ø 7-17 mm

Dimensions Diagram

A diagram shows the external dimensions of the circuit breaker. Key dimensions include: Width 170 mm [6.69 in], Height 227 mm [8.94 in], Depth 131 mm [5.16 in]. Specific points are indicated with measurements like 152 mm [5.98 in], 161 mm [6.34 in], 16 mm [0.63 in], and 175 mm [6.89 in]. A small circle with "Ø 0.28" indicates a diameter.

Cable Entry

Attribute	Model	Auxiliary contacts	Cable glands	Blanking plug
Current adjustment range (without) up to 16 A	A, B		M25 x 1.5	M25 x 1.5
Current adjustment range (with) up to 16 A	A, B, C		M32 x 1.5	C

Current Adjustment Range

Current Adjustment Range	Model	Auxiliary Contacts
Without	C
With	A, B
16 ... 20 A, 20 ... 22.5 A	A, B	C

R. STAHL reserves the right to modify technical data, dimensions, weights, constructions, and delivery options.

	R. STAHL 8146/5-V27 Motor Protection Circuit Breaker - Technical Specifications Detailed technical specifications for the R. STAHL 8146/5-V27 motor protection circuit breaker, including ATEX and IECEx certifications, electrical data, mechanical dimensions, and environmental conditions.
	R. STAHL 8146/5-V27 Motor Protection Circuit Breaker - Technical Specifications Detailed technical specifications for the R. STAHL 8146/5-V27 motor protection circuit breaker, including explosion protection data, electrical specifications, and mechanical dimensions. Suitable for Ex e and Ex d applications.
	R. STAHL 8146/5-V27 Motor Protection Circuit Breaker - Technical Data Detailed technical specifications and features of the R. STAHL 8146/5-V27 motor protection circuit breaker, including explosion protection, electrical data, and mechanical dimensions.
	R. STAHL 8146/5-V27 Motor Protection Circuit Breaker - Technical Data Detailed technical specifications and features of the R. STAHL 8146/5-V27 motor protection circuit breaker, including explosion protection, electrical data, mechanical data, and components for Ex e and Ex d applications.
	R. STAHL 8146/5-V27 Motor Protection Circuit Breaker - Technical Data Detailed technical specifications and features of the R. STAHL 8146/5-V27 motor protection circuit breaker, including explosion protection data, electrical specifications, and mechanical dimensions.
	R. STAHL 8146/5-V27 Motor Protection Circuit Breaker - Technical Data Detailed technical specifications and features of the R. STAHL 8146/5-V27 motor protection circuit breaker, including explosion protection, electrical data, and mechanical dimensions. Suitable for Ex e and Ex d applications.
	R. STAHL 8146/5-V27 Motor Protection Circuit Breaker - Technical Specifications Detailed technical specifications for the R. STAHL 8146/5-V27 motor protection circuit breaker, including explosion protection data, electrical and mechanical specifications, and component details. Suitable for Ex e and Ex d applications.
	R. STAHL 8146/5-V27 Motor Protection Circuit Breaker - Technical Data Detailed technical specifications and features of the R. STAHL 8146/5-V27 motor protection circuit breaker, including explosion protection data, electrical specifications, and mechanical dimensions.