STTB 2,5-TWIN-PV - Double-level terminal block

3038545
Electrical number: 158451735

Double-level terminal block, with equipotential bonder, nom. voltage: 500 V, nominal current: 22 A, connection method: Spring-cage connection, 1st and 2nd level, Rated cross section: 2.5 mm², cross section: 0.08 mm² - 4 mm², mounting type: NS 35/7,5, NS 35/15, color: gray

Product details

Product type	Multi-level terminal block
Product family	ST
Area of application	Railway industry
	Machine building
	Plant engineering
Number of connections	6
Number of rows	2
Potentials	1
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	3
Nominal cross section	2.5 mm²
1st and 2nd level
Stripping length	8 mm ... 10 mm
Connection in acc. with standard	IEC 60947-7-1
Conductor cross section rigid	0.08 mm² ... 4 mm²
Cross section AWG	28 ... 12 (converted acc. to IEC)
Conductor cross section flexible	0.08 mm² ... 2.5 mm²
Conductor cross section, flexible [AWG]	28 ... 14 (converted acc. to IEC)
Conductor cross-section flexible (ferrule without plastic sleeve)	0.14 mm² ... 2.5 mm²
Flexible conductor cross section (ferrule with plastic sleeve)	0.14 mm² ... 2.5 mm²
2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve	0.5 mm²
Nominal current	22 A
Maximum load current	26 A (with 4 mm² conductor cross section)
Nominal voltage	500 V
Nominal cross section	2.5 mm²

Width	5.2 mm
End cover width	2.2 mm
Height	91.5 mm
Depth on NS 35/7,5	47.5 mm
Depth on NS 35/15	55 mm

Color	gray (RAL 7042)
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))	125 °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)	27,5 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 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	0.08 mm² / 0.1 kg
	2.5 mm² / 0.7 kg
	4 mm² / 0.9 kg
Result	Test passed

Aging
Temperature cycles	192
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 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
Specification	DIN EN 50155 (VDE 0115-200):2008-03
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 %

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

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

Commercial data

Item number	3038545
Packing unit	50 pc
Minimum order quantity	1 pc
Sales key	BE2114
Product key	BE2114
GTIN	4017918911768
Weight per piece (including packing)	15.348 g
Weight per piece (excluding packing)	15.2 g
Customs tariff number	85369000
Country of origin	PL

Classifications

Approvals

Approval Specification Data
	Nominal voltage U_N	Nominal current I_N	Cross section AWG
Use group B
	300 V	20 A	28 - 12
Use group C
	300 V	20 A	28 - 12

Approval Specification Data
	Nominal voltage U_N	Nominal current I_N	Cross section AWG	Cross section mm²
	500 V	22 A		0.2 - 2.5

Approval Specification Data
	Nominal voltage U_N	Nominal current I_N	Cross section AWG	Cross section mm²
	500 V	22 A		0.2 - 2.5

Approval Specification Data
	Nominal voltage U_N	Nominal current I_N	Cross section AWG
Use group B
	300 V	20 A	28 - 12
Use group C
	300 V	20 A	28 - 12

Environmental product compliance

Compatible products

Accessories

Your advantages

Compact design for maximum space savings

Tested for railway applications

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

STTB 2,5-TWIN-PV - Double-level terminal block

3038545
Electrical number: 158451735

Product details

ECLASS

ETIM

UNSPSC

CSA

IECEE CB Scheme

EAC

KR

NK

VDE Zeichengenehmigung

cULus Recognized

DNV

EAC

Compatible products

Your advantages

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

STTB 2,5-TWIN-PV - Double-level terminal block 3038545 Electrical number: 158451735

Product details

ECLASS

ETIM

UNSPSC

Compatible products

FBS 20-5 - Plug-in bridge 3030226

FBS 10-5 - Plug-in bridge 3030213

FBS 5-5 - Plug-in bridge 3030190

FBS 4-5 - Plug-in bridge 3030187

FBS 3-5 - Plug-in bridge 3030174

FBS 2-5 - Plug-in bridge 3030161

FBS 50-5 - Plug-in bridge 3038930

FBSR 2-5 - Plug-in bridge 3033702

FBSR 3-5 - Plug-in bridge 3001591

FBSR 4-5 - Plug-in bridge 3001592

FBSR 5-5 - Plug-in bridge 3001593

FBSR 10-5 - Plug-in bridge 3033710

FBS 2-5 BU - Plug-in bridge 3036877

FBS 3-5 BU - Plug-in bridge 3036880

FBS 4-5 BU - Plug-in bridge 3036893

FBS 5-5 BU - Plug-in bridge 3036903

FBS 10-5 BU - Plug-in bridge 3036916

FBS 20-5 BU - Plug-in bridge 3036929

FBS 50-5 BU - Plug-in bridge 3032114

D-STTB 2,5-TWIN - End cover 3038558

ATP-STTB 4 - Partition plate 3030747

STP 5-2 - Marker carriers 0800967

WST 2,5 - Warning cover 3030941

CEC 2,5 - Filler plug 3062757

P-CO 2-5 R47K - Component connector 3032447

LPO 2,5/E - Pick-off plug 3270516

LPO 2,5 - Pick-off plug 3270517

LPS-5/E - Service connector 3270520

LPS-5 - Service connector 3270521

NS 35/ 7,5 PERF 2000MM - DIN rail perforated 0801733

NS 35/ 7,5 UNPERF 2000MM - DIN rail, unperforated 0801681

NS 35/ 7,5 WH PERF 2000MM - DIN rail perforated 1204119

NS 35/ 7,5 WH UNPERF 2000MM-VPE 10 - DIN rail, unperforated 1204122

NS 35/ 7,5 AL UNPERF 2000MM - DIN rail, unperforated 0801704

NS 35/ 7,5 ZN PERF 2000MM - DIN rail perforated 1206421

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

NS 35/ 7,5 CU UNPERF 2000MM-VPE 10 - DIN rail, unperforated 0801762

NS 35/ 7,5 CAP - End cap 1206560

NS 35/15 PERF 2000MM - DIN rail perforated 1201730

NS 35/15 UNPERF 2000MM - DIN rail, unperforated 1201714

NS 35/15 WH PERF 2000MM - DIN rail perforated 0806602

NS 35/15 WH UNPERF 2000MM-VPE 10 - DIN rail, unperforated 1204135

NS 35/15 AL UNPERF 2000MM - DIN rail, unperforated 1201756

NS 35/15 ZN PERF 2000MM - DIN rail perforated 1206599

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

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

NS 35/15 CAP - End cap 1206573

NS 35/15-2,3 UNPERF 2000MM-VPE 10 - DIN rail, unperforated 1201798

ZBF 5:UNBEDRUCKT - Zack Marker strip, flat 0808642

ZBF 5 CUS - Zack Marker strip, flat 0825025

UC-TMF 5 - Marker for terminal blocks 0818153

UC-TMF 5 CUS - Marker for terminal blocks 0824638

UCT-TMF 5 - Marker for terminal blocks 0828744

UCT-TMF 5 CUS - Marker for terminal blocks 0829658

ISH 2,5/0,2 - Insulating sleeve 3002843

ISH 2,5/0,5 - Insulating sleeve 3002856

ISH 2,5/1,0 - Insulating sleeve 3002869

PAI-4-FIX-5/6 BU - Test adapter 3035975

PAI-4-FIX-5/6 OG - Test adapter 3035974

PAI-4-FIX-5/6 YE - Test adapter 3035977

PAI-4-FIX-5/6 RD - Test adapter 3035976

PAI-4-FIX-5/6 GN - Test adapter 3035978

PAI-4-FIX-5/6 BK - Test adapter 3035980

PAI-4-FIX-5/6 GY - Test adapter 3035982

PAI-4-FIX-5/6 VT - Test adapter 3035979

PAI-4-FIX-5/6 BN - Test adapter 3035981

PAI-4-FIX-5/6 WH - Test adapter 3035983

PS-5 - Test plug 3030983

DP PS-5 - Spacer plate 3036725

STTB 2,5-TWIN-PV - Double-level terminal block

3038545
Electrical number: 158451735