Manual

3 Produc
t description
3.1 Structure
The scope of delivery encompasses:
l Overvoltage arrester B53-19
l Documentation
- this operating instructions manual
- Ex specific safety instructions and, if necessary, further
certificates
The following illustration shows the configuration of the overvoltage
arrester B53-19:
Typ B53 - 19
OUT
IN
IP 20
max. 19 VAC, 27 VDC/1 A Li < = 0,5 mH / Ci < = 3nF
A1
A2
E1
E2
A3
E3
4
1
2
3
Fig. 1: Structure
of B53-19
1 Terminals Out (protected side)
2 Screw for carrier rail fastening
3 Terminals In (unprotected side)
4 Type label
Sco
pe of delivery
Constituent parts
6 Overvolt
age arrester • B53-19
3 Produc
t description
40490-EN-110527