Product Description; Relay Box, Single Phase, 7 A; Relay Box, Single Phase, 20 A - Pfeiffer Vacuum HiPace PM 071 282-X Operating Instructions Manual

Product description

3 Product description
3.1

Relay box, single phase, 7 A

3.2

Relay box, single phase, 20 A

6
To correctly identify the product when communicating with Pfeiffer Vacuum, always have
the information from the rating plate available.
6
Fig. 1: View of backing pump relay box, shielded, 7 A
1 Casing / relay box
1a Control cable
The relay box PM 071 282 -X / PM 071 284 -X with semiconductor relay is provided es-
pecially for the intermittent operation on Pfeiffer Vacuum diaphragm vacuum pumps. The
maximum relay contact load is 7 A.
1
11
Fig. 2: View of backing pump relay box, shielded, 20 A
1 Casing / relay box
1a Control cable
The relay box PM 071 283 -X / PM 071 285 -X with mechanical relay is provided for the
operation of larger Pfeiffer Vacuum backing pumps. The maximum relay contact load is
20 A.
1
7
1a
6 Cable fitting M16
7 Cable fitting M12
11 Cable fitting M16
12 Cable fitting M12
11
1a
12