Features:
1) Product: GRS screwed-end pump with rated shut-off head
2) Technical parameters:
A) Suitable fluids
B) Heating water to VDI2035
C) Water and glycol mixture max. Mixing ratio: 1: 1
D) Hydraulic corrections required for mixing ratio above 20%
E) Single-speed automatic switch
F) Fluid temperature range: -10 ~ +110
G) Max. Working pressure: 10bar
H) Ambient temperature permissible up to 40
I) Main power: 1 ~ 230V, 50Hz
J) Degree of protection: IP54
K) Insulation class: F
3) Construction materials:
A) Pump body: Cast iron
B) Impeller: GF-PP
C) Shaft: Ceramic
D) Bearings: Graphite
4) Accessories: Union connector fittings, thermal insulation
5) Mounting positions: Pump shaft in the horizontal plane, terminal box optionally at 3, 6, 9 or 12 o'clock
6) Pump equipment:
A) Screwed end single head pump
B) Manual 3-speed control
C) Non-overloading single phase motor
D) Special design versions GRS25/4 and GRS25/6
E) Bronze body: 180mm (port-to-port)
F) Cast iron body: 130mm