UKKB 3 BU - Double-level terminal block

2771094

Double-level terminal block, nom. voltage: 500 V, nominal current: 24 A, connection method: Screw connection, 1st and 2nd level, Rated cross section: 2.5 mm², cross section: 0.2 mm² - 4 mm², mounting type: NS 35/7,5, NS 35/15, NS 32, color: blue

Product details

Product type	Multi-level terminal block
Product family	UK
Number of connections	4
Number of rows	2
Potentials	2
Insulation characteristics
Overvoltage category	III
Degree of pollution	3

Rated surge voltage	6 kV
Maximum power dissipation for nominal condition	0.77 W

Number of connections per level	2
Nominal cross section	2.5 mm²
Rated cross section AWG	12
1st and 2nd level
Screw thread	M3
Tightening torque	0.5 ... 0.6 Nm
Stripping length	8 mm
Connection in acc. with standard	IEC 60947-7-1
Conductor cross section rigid	0.2 mm² ... 4 mm²
Cross section AWG	24 ... 12 (converted acc. to IEC)
Conductor cross section flexible	0.2 mm² ... 2.5 mm²
Conductor cross section, flexible [AWG]	24 ... 14 (converted acc. to IEC)
Conductor cross-section flexible (ferrule without plastic sleeve)	0.25 mm² ... 2.5 mm²
Flexible conductor cross section (ferrule with plastic sleeve)	0.25 mm² ... 1.5 mm²
Cross-section with insertion bridge, rigid	2.5 mm²
Cross-section with insertion bridge, flexible	2.5 mm²
2 conductors with same cross section, solid	0.2 mm² ... 1 mm²
2 conductors with same cross section, flexible	0.2 mm² ... 1.5 mm²
2 conductors with same cross section, flexible, with ferrule without plastic sleeve	0.25 mm² ... 1.5 mm²
2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve	0.5 mm² ... 1 mm²
Nominal current	24 A
Maximum load current	32 A (in case of a 4 mm² conductor cross section, the maximum load current must not be exceeded by the total current of all connected conductors.)
Nominal voltage	500 V
Nominal cross section	2.5 mm²

Width	5.2 mm
End cover width	2.5 mm
Height	67 mm
Depth on NS 32	67 mm
Depth on NS 35/7,5	62 mm
Depth on NS 35/15	69.5 mm

Color	blue (RAL 5015)
Flammability rating according to UL 94	V0
Insulating material group	I
Insulating material	PA
Static insulating material application in cold	-60 °C
Temperature index of insulation material (DIN EN 60216-1 (VDE 0304-21))	130 °C
Relative insulation material temperature index (Elec., UL 746 B)	130 °C
Fire protection for rail vehicles (DIN EN 45545-2) R22	HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R23	HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R24	HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R26	HL 1 - HL 3
Calorimetric heat release NFPA 130 (ASTM E 1354)	28 MJ/kg
Surface flammability NFPA 130 (ASTM E 162)	passed
Specific optical density of smoke NFPA 130 (ASTM E 662)	passed
Smoke gas toxicity NFPA 130 (SMP 800C)	passed

Surge voltage test
Test voltage setpoint	7.3 kV
Result	Test passed
Temperature-rise test
Requirement temperature-rise test	Increase in temperature ≤ 45 K
Result	Test passed
Short-time withstand current 2.5 mm²	0.3 kA
Short-time withstand current 4 mm²	0.48 kA
Result	Test passed
Power-frequency withstand voltage
Test voltage setpoint	1.89 kV
Result	Test passed

Mechanical data
Open side panel	Yes

Mechanical strength
Result	Test passed
Attachment on the carrier
DIN rail/fixing support	NS 32/NS 35
Test force setpoint	1 N
Result	Test passed
Test for conductor damage and slackening
Rotation speed	10 rpm
Revolutions	135
Conductor cross section/weight	0.2 mm² / 0.2 kg
	2.5 mm² / 0.7 kg
	4 mm² / 0.9 kg
Result	Test passed

Needle-flame test
Time of exposure	30 s
Result	Test passed
Ambient conditions
Ambient temperature (operation)	-60 °C ... 110 °C (Operating temperature range incl. self-heating; for max. short-term operating temperature, see RTI Elec.)
Ambient temperature (storage/transport)	-25 °C ... 60 °C (for a short time, not exceeding 24 h, -60 °C to +70 °C)
Ambient temperature (assembly)	-5 °C ... 70 °C
Ambient temperature (actuation)	-5 °C ... 70 °C
Permissible humidity (operation)	20 % ... 90 %
Permissible humidity (storage/transport)	30 % ... 70 %

Connection in acc. with standard	IEC 60947-7-1

Mounting type	NS 35/7,5
	NS 35/15
	NS 32

Commercial data

Item number	2771094
Packing unit	50 pc
Minimum order quantity	50 pc
Product key	BE1214
GTIN	4017918068196
Weight per piece (including packing)	14.8 g
Weight per piece (excluding packing)	14.09 g
Customs tariff number	85369010
Country of origin	CN

Classifications

Approvals

Approval Specification Data
	Nominal voltage U_N	Nominal current I_N	Cross section AWG	Cross section mm²
	600 V	20 A	28 - 12

Approval Specification Data
	Nominal voltage U_N	Nominal current I_N	Cross section AWG
Use group B
	300 V	20 A	28 - 12
Multi-conductor connection	300 V	20 A	28 - 16
Use group C
	300 V	20 A	28 - 12
Multi-conductor connection	300 V	20 A	28 - 16
Use group D
	600 V	5 A	28 - 12
Multi-conductor connection	600 V	5 A	28 - 16

Environmental product compliance

Compatible products

Accessories

Your advantages

Large-surface labeling option

EU RoHS
Fulfills EU RoHS substance requirements	Yes
Exemption	6(c)
China RoHS
Environment friendly use period (EFUP)	EFUP-50 An article-related China RoHS declaration table can be found in the download area for the respective article under "Manufacturer declaration". For all articles with EFUP-E, no China RoHS declaration table issued and required.
EU REACH SVHC
REACH candidate substance (CAS No.)	Lead (CAS: 7439-92-1)
SCIP	039070e4-edc1-49fb-b1ab-21071f0890ee

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Mark, assemble, and install

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UKKB 3 BU - Double-level terminal block

2771094

Product details

ECLASS

ETIM

UNSPSC

CSA

cUL Recognized

EAC

cULus Recognized

Compatible products

Your advantages

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

UKKB 3 BU - Double-level terminal block 2771094

Product details

ECLASS

ETIM

UNSPSC

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NS 35/ 7,5 ZN UNPERF 2000MM - DIN rail, unperforated 1206434

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NS 35/15 ZN UNPERF 2000MM - DIN rail, unperforated 1206586

NS 35/15 CU UNPERF 2000MM-VPE 10 - DIN rail, unperforated 1201895

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Your advantages

UKKB 3 BU - Double-level terminal block

2771094