Oil pumps
Delta
VMK
VMK3RR1 4 (or 5) M8-220
1 pipe
Oil pumps
Danfoss
BFP 52E R5
071N3204
1 pipe
Comments & Remarks: This pump is delivered for 2-pipe operation. A changeover to 1-pipe operation is possible, see Change over 1-2 pipe.

Delta: 68 l/h, BFP: 40 l/h at 10 bar. M8-220: Indicates coil with fixed cable and for 220 V, 50 Hz. Generally a cable for NC and a cable for NO should be ordered here. BFP 52E are not delivered for other voltages.