TB 4-MT I - Disconnect terminal block

3246379

Disconnect terminal block, with captive isolating plug, operable without tools, nom. voltage: 800 V, nominal current: 16 A, connection method: Screw connection, Rated cross section: 4 mm², cross section: 0.5 mm² - 6 mm², mounting: NS 35/7,5, NS 35/15, NS 32, color: dark gray

Product details

Product type	Disconnect terminal block
Number of connections	2
Number of rows	1
Potentials	1
Insulation characteristics
Overvoltage category	II
Degree of pollution	3

Rated surge voltage	6 kV
Maximum power dissipation for nominal condition	1.02 W

Number of connections per level	2
Nominal cross section	4 mm²
Rated cross section AWG	10
Screw thread	M3
Tightening torque	0.5 ... 0.6 Nm
Stripping length	8 mm
Internal cylindrical gage	A4
	B3
Connection in acc. with standard	IEC 60947-7-1
Conductor cross section rigid	0.5 mm² ... 6 mm²
Cross section AWG	20 ... 10 (converted acc. to IEC)
Conductor cross section flexible	0.5 mm² ... 4 mm²
Conductor cross section, flexible [AWG]	20 ... 12 (converted acc. to IEC)
Conductor cross-section flexible (ferrule without plastic sleeve)	0.5 mm² ... 4 mm²
Flexible conductor cross section (ferrule with plastic sleeve)	0.5 mm² ... 2.5 mm²
Cross-section with insertion bridge, rigid	0.5 mm² ... 4 mm²
Cross-section with insertion bridge, flexible	0.5 mm² ... 4 mm²
Cross-section with insertion bridge, flexible, with ferrule without plastic sleeve	0.5 mm² ... 2.5 mm²
Cross-section with insertion bridge, flexible, with ferrule with plastic sleeve	0.5 mm² ... 2.5 mm²
2 conductors with same cross section, solid	0.5 mm² ... 1.5 mm²
2 conductors with the same cross-section AWG rigid	20 ... 14 (converted acc. to IEC)
2 conductors with same cross section, flexible	0.5 mm² ... 1.5 mm²
2 conductors with the same cross-section AWG flexible	20 ... 14 (converted acc. to IEC)
2 conductors with same cross section, flexible, with ferrule without plastic sleeve	0.5 mm² ... 1.5 mm²
2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve	0.5 mm² ... 1.5 mm²
Nominal current	16 A
Maximum load current	16 A (with 4 mm² conductor cross section)
Nominal voltage	800 V (Rated surge voltage = 6 kV)
Nominal cross section	4 mm²

Width	6.15 mm
Height	42.5 mm
Depth on NS 32	64.8 mm
Depth on NS 35/7,5	59.8 mm
Depth on NS 35/15	67.3 mm

Color	traffic grey B (RAL 7043)
Flammability rating according to UL 94	V0
Insulating material group	I
Insulating material	PA
Static insulating material application in cold	-60 °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
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 1.5 mm²	0.18 kA
Result	Test passed
Power-frequency withstand voltage
Test voltage setpoint	2 kV
Result	Test passed

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
Conductor cross section/weight	0.5 mm² / 0.3 kg
	4 mm² / 0.9 kg
	6 mm² / 1.4 kg
Result	Test passed

Needle-flame test
Time of exposure	30 s
Result	Test passed
Oscillation/broadband noise
Specification	DIN EN 50155 (VDE 0115-200):2008-03
Spectrum	Long life test category 1, class B, body mounted
Frequency	f₁ = 5 Hz to f₂ = 150 Hz
ASD level	1.857 (m/s²)²/Hz
Acceleration	0.8g
Test duration per axis	5 h
Test directions	X-, Y- and Z-axis
Result	Test passed
Shocks
Specification	DIN EN 50155 (VDE 0115-200):2008-03
Pulse shape	Half-sine
Acceleration	5g
Shock duration	30 ms
Number of shocks per direction	3
Test directions	X-, Y- and Z-axis (pos. and neg.)
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	3246379
Packing unit	50 pc
Minimum order quantity	1 pc
Sales key	010
Product key	BEK231
GTIN	4046356608459
Weight per piece (including packing)	9,452 g
Weight per piece (excluding packing)	8,75 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
Use group B
	600 V	15 A	20 - 10
Use group C
	600 V	15 A	20 - 10

Environmental product compliance

Compatible products

Accessories

EU RoHS
Fulfills EU RoHS substance requirements	Yes (No exemptions)
China RoHS
Environment friendly use period (EFUP)	EFUP-E No hazardous substances above the limits
EU REACH SVHC
REACH candidate substance (CAS No.)	No substance above 0.1 wt%

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

TB 4-MT I - Disconnect terminal block

3246379

Product details

ECLASS

ETIM

UNSPSC

cULus Recognized

Compatible products

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

TB 4-MT I - Disconnect terminal block 3246379

Product details

ECLASS

ETIM

UNSPSC

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TB 4-MT I - Disconnect terminal block

3246379