STTBS 2,5 BU - Double-level spring-cage terminal block

3038493

Product details

Product type	Multi-level terminal block
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
1st and 2nd level
Connection method	Spring-cage connection
Stripping length	8 mm ... 10 mm
Internal cylindrical gage	A3
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

Rated data (ATEX/IECEx)
Identification	 II 2 G Ex eb IIC Gb
Operating temperature range	-60 °C ... 110 °C
Ex-certified accessories	3038503 D-STTBS 2,5
	1204517 SZF 1-0,6X3,5
	3022276 CLIPFIX 35-5
	3022218 CLIPFIX 35
List of bridges	Plug-in bridge / FBS 2-5 / 3030161
	Plug-in bridge / FBS 3-5 / 3030174
	Plug-in bridge / FBS 4-5 / 3030187
	Plug-in bridge / FBS 5-5 / 3030190
	Plug-in bridge / FBS 10-5 / 3030213
	Plug-in bridge / FBS 20-5 / 3030226
	Plug-in bridge / FBS 50-5 / 3038930
Bridge data	19 A / 2.5 mm²
Ex temperature increase	40 K (19.5 A / 2.5 mm²)
for bridging with bridge	440 V
- At bridging between non-adjacent terminal blocks	352 V
- At cut-to-length bridging	220 V
- At cut-to-length bridging with cover	220 V
Rated insulation voltage	400 V
output	(Permanent)
Ex level General
Rated voltage	440 V
Rated current	19.5 A
Maximum load current	23.5 A
Ex connection data General
Nominal cross section	2.5 mm²
Rated cross section AWG	14
Connection capacity rigid	0.08 mm² ... 4 mm²
Connection capacity AWG	28 ... 12
Connection capacity flexible	0.08 mm² ... 2.5 mm²
Connection capacity AWG	28 ... 14
output	(Permanent)
Ex level Level 1
Contact resistance	1.25 mΩ
output	(Permanent)
Ex level Level 2
Contact resistance	0.83 mΩ

Width	5.2 mm
End cover width	2.2 mm
Height	78 mm
Depth on NS 35/7,5	55 mm
Depth on NS 35/15	62.5 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))	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

Mechanical data
Open side panel	Yes

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	3038493
Packing unit	50 pc
Minimum order quantity	50 pc
Sales key	BE2114
Product key	BE2114
GTIN	4017918906894
Weight per piece (including packing)	12,35 g
Weight per piece (excluding packing)	11,554 g
Customs tariff number	85369010
Country of origin	DE

Classifications

Approvals

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

Approval Specification Data
	Nominal voltage U_N	Nominal current I_N	Cross section AWG
B
	300 V	20 A	28 - 12
C
	300 V	20 A	28 - 12
D
	600 V	5 A	28 - 12

Environmental product compliance

Compatible products

Accessories

Your advantages

Two large-surface labeling options

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

STTBS 2,5 BU - Double-level spring-cage terminal block

3038493

Product details

ECLASS

ETIM

UNSPSC

CSA

LR

NK

ABS

cULus Recognized

DNV

EAC Ex

IECEx

ATEX

CCC

UKCA-EX

Compatible products

Your advantages

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

STTBS 2,5 BU - Double-level spring-cage terminal block 3038493

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-PV - Potential bridge 3032185

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-STTBS 2,5 - End cover 3038503

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 WH UNPERF 2000MM-VPE 10 - DIN rail, unperforated 1204122

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

NS 35/ 7,5 CAP - End cap 1206560

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 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

ZB 5 :UNBEDRUCKT - Zack marker strip 1050004

ZB 5 CUS - Zack marker strip 0824962

ZB 5,LGS:L1-N,PE - Zack marker strip 1050415

UC-TM 5 - Marker for terminal blocks 0818108

UC-TM 5 CUS - Marker for terminal blocks 0824581

UCT-TM 5 - Marker for terminal blocks 0828734

UCT-TM 5 CUS - Marker for terminal blocks 0829595

GBS 5-25X12 - Group marker label for terminal marking 0810588

GBS 5-25X5 - Group marker label for terminal marking 0829126

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

PS-5/2,3MM RD - Test plug 3038723

CLIPFIX 35 - End bracket 3022218

STTBS 2,5 BU - Double-level spring-cage terminal block

3038493