Connection
diagram
4
Fig. 2. Connection diagram of the motor protection relay SPAM 150 C. The version shown is the
one with the normally open trip contact, i.e. with an auxiliary supply and output relay module type
SPTU 240R2 or SPTU 48R2.
5 A
1 A
5 A
1 A
5 A
1 A
5 A
1 A
SG4/2
SGR2/1
SGR2/2
SGR2/3
SG4/3
SGR1/1
SGR1/2
SGR1/3
SGR1/4
SGR1/5
SGR1/6
SGR1/7
SGR2/4
SGR2/5
SGR2/6
SGR2/7
SGR2/8
SGR1/8
SPA-ZC_