steute Safety relay module SRM 21 RT2 安全继电器

Standards

IEC/EN 60204-1,
IEC/EN 60947-5-1,
IEC/EN 60947-5-3/PDF-M, EN 954-1, BG-GS-ET 20
GS-ET 14

Enclosure

black polycarbonate; polyamide terminal clamps, top hat section rail mounting to EN 50022

Connection

screw terminals with + and - screws

Cable section

1x 2.5 mm²/2x 1.5 mm² strand including conductor ferrules,
1x 4 mm²/
2x 2.5 mm² massive

Degree of protection

Enclosure IP 40, Terminal block
IP 20 to IEC/EN 60529,
shock protection to VBG 4

Safety-relevant data:

EN 954-1

Category 4

EN ISO 13849-1

PL e

MTTF_d

39.5 years

DIN EN 62061

SIL CL 3

PFH_D

≥ 3 x 10^-8

T_M

max. 20 years

I_e/U_e power supply

0.1 A/24 VDC ±15 %

Inputs

1 NC/1 NO contact or 2 NC contacts
1 feedback input, 1 reset input

Outputs

enabling paths: positive-guided contacts, 1 transistor output as signalling contact

Utilisation category

AC-15; DC-13

I_e/U_e enabling paths

3 A/230 VAC; 2 A/24 VDC

Max. output current transistor
output I_a

20 mA

Max. fuse rating U_e

2 A gL/gG D-fuse

Max. fuse rating enabling paths

6 A gL/gG D-fuse

Classification

stop category 0

Dropout delay

< 20 ms

Risk time

< 200 ms

Mechanical life

> 50 million operations

LED indications

4: operation, authorisation, inputs A and B

Degree of pollution

3 to DIN VDE 0110

Overvoltage category

III

Ambient temperature

0 °C … +55 °C