US 2,5 RD - Feed-through terminal block - 1748855

Product type	Feed-through terminal block
Product family	US
Area of application	Railway industry
	Machine building
	Plant engineering
	Process industry
Number of positions	1
Number of connections	2
Number of rows	1
Potentials	1
Insulation characteristics
Overvoltage category	III
Degree of pollution	3

Rated surge voltage	8 kV
Maximum power dissipation for nominal condition	0.77 W

Number of connections per level	2
Nominal cross section	2.5 mm²
Connection method	Screw connection
Screw thread	M3
Tightening torque	0.6 ... 0.8 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
2 conductors with same cross section, solid	0.2 mm² ... 1.5 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 (with 4 mm² conductor cross-section)
Nominal voltage	1000 V
Nominal cross section	2.5 mm²

Width	5.2 mm
Height	45.3 mm
Depth	47.5 mm
Depth on NS 35/7,5	48.1 mm
Depth on NS 35/15	55.6 mm

Color	red (RAL 3001)
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

Surge voltage test
Test voltage setpoint	9.8 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
Result	Test passed
Power-frequency withstand voltage
Test voltage setpoint	2.2 kV
Result	Test passed

Mechanical strength
Result	Test passed
Attachment on the carrier
Result	Test passed
Test for conductor damage and slackening
Rotation speed	10 (+/- 2) 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
Oscillation/broadband noise
Specification	DIN EN 50155 (VDE 0115-200):2022-06
Spectrum	Long life test category 2, bogie-mounted
Frequency	f₁ = 5 Hz to f₂ = 250 Hz
ASD level	6.12 (m/s²)²/Hz
Acceleration	3.12g
Test duration per axis	5 h
Test directions	X-, Y- and Z-axis
Result	Test passed
Shocks
Pulse shape	Half-sine
Acceleration	30g
Shock duration	18 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 %

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

US 2,5 RD - Feed-through terminal block

1748855

Product details

ECLASS

ETIM

UNSPSC

Compatible products

Item number	1748855
Packing unit	50 pc
Minimum order quantity	50 pc
Sales key	BE1211
Product key	BE1211
GTIN	4067923313330
Weight per piece (excluding packing)	22,22 g
Country of origin	CN

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%

Mechanical data
Open side panel	Yes

ECLASS-13.0	27250101
ECLASS-15.0	27250101

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

US 2,5 RD - Feed-through terminal block 1748855

Product details

ECLASS

ETIM

UNSPSC

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US 2,5 RD - Feed-through terminal block

1748855