Order No
101216233
Certificates
INMETRO ATEX, INMETRO, ITRI ATEX
Schmersal
Ex / ATEX Anahtarlama Cihazları
Command and Signaling Devices
EX-RSS21S12/EKM31 Command and Signaling Devices
EX-RSS21S12/EKM31 — Schmersal Command and Signaling Devices. Key specifications: Ambient Temperature: +55 °C; Latching: Yes; Design: Round; Unlocking: Key unlatching; Shock resistance: <50 g (EN 60068-2-27). Article number: 101216233. Request a quote for pricing and lead time; technical data and documents are listed below.
Product Description
- • Ağırlık: 170 g
- • Sertifika: INMETRO ATEX, INMETRO, ITRI ATEX
Standards
- • EN IEC 60947-5-5
- • EN ISO 13849-1
- • EN IEC 60947-5-1
Product Features
- • Key - Selector switch / Selector switch
- • Ex-Zone 1 and 21
Technical Specifications
Latching
Yes
Design
Round
Unlocking
Key unlatching
Shock resistance
<50 g (EN 60068-2-27)
Mission time
20 Year(s)
Net Ağırlık
170 g
Actuating stroke
4 mm
Gross weight
170 g
Latching position
right
Mounting diameter
22.3 mm
Number of plunger
1
Scope of delivery
Inclusive fastening flange (RLM) consisting of: mounting flange and contact carrier with contact fuses and 2 plunger segments
Vibration resistance
5 g
Ambient Temperature
+55 °C
Key withdrawal position
Position 0 and I
Maks. Ortam Sıcaklığı
+55 °C
Explosion protection zones
21 | 1 | 22 | 2
Material of the front ring
Aluminium
Number of switch positions
2
Explosion protection category
2G | 2D
Material of the marking plate
Stainless steel (V4A)
Explosion protection designation
D II 2G Ex ib IIC Gb | D II 2D Ex ib IIIC Db
B10D Normally-closed contact (NC)
100,000
Explosion protection: regulations
EN IEC 60079-0 | EN 60079-14 | EN 60079-11 | EN 60079-31
Thickness of the front panel, maximum
6 mm