Electrical Connection; Ground - Xylem LOWARA e-SV Series Additional Installation, Operation And Maintenance Instructions

Model
1, 3SV
5SV
10SV
15, 22SV
33SV
46SV
66, 92SV
125SV

4.5 Electrical connection

DANGER:
All the hydraulic and electrical connections must be completed by a technician possessing the
technical-professional requirements outlined in the current regulations.
DANGER: Electrical hazard
Before starting work, check that the unit is unplugged and that the pump unit, the control
panel and the auxiliary control circuit cannot restart, even unintentionally.
NOTICE:
Before starting work, make sure that the general electric requirements and/or those of the
firefighting systems (hydrants or sprinklers) comply with local regulations.

4.5.1 Ground

DANGER: Electrical hazard
Always connect the external protection conductor (ground) to the ground terminal before
attempting to make any other electrical connections.
DANGER: Electrical hazard
Connect all the electrical accessories of the pump unit and motor to the ground.
DANGER: Electrical hazard
Check that the external protection conductor (ground) is longer than the phase conductors; In
case of accidental disconnection of the unit from the phase conductors, the protection
conductor must be the last one to detach itself from the terminal.
DANGER: Electrical hazard
Install suitable systems for protection against indirect contact, in order to prevent lethal electric
shocks.
e-SV series – Additional Installation, Operation and Maintenance Instructions
DN, mm (in) Forces, N (lbf)
Fx
25 (0,98) 200 (45)
32 (1,26) 260 (59)
40 (1,57) 330 (74)
50 (1,97) 450 (101)
65 (2,56) 1800 (405)
80 (3,15) 2250 (506)
100 (3,94) 3000 (675)
125 (4,92) 3700 (832)
en – Translation of the Original Instructions
Fy Fz
180 (41) 230 (52)
240 (54) 300 (68)
300 (68) 370 (83)
400 (90) 490 (110)
1700 (382) 2000 (450)
2050 (461) 2500 (562)
2700 (607) 3350 (753)
3300 (742) 4100 (922)
Torques, Nm (lbf·in)
Mx My
240 (2124) 160 (1416)
310 (2744) 210 (1859)
390 (3452) 270 (2390)
420 (3718) 300 (2656)
1500 (13 276) 1050 (9294)
1600 (14 161) 1150 (10 179) 1300 (11 506)
1750 (15 489) 1250 (11 064) 1450 (12 834)
2100 (18 587) 1500 (13 276) 1750 (15 489)
Mz
190 (1682)
250 (2213)
310 (2744)
340 (3010)
1200 (10 621)
25