Rammer 155E is one of the fastest hitting hydraulic hammers. It features an integrated tubular membrane type accumulator which maximizes its surface area, to deliver the maximum breaking power. Rammer 155E comes with the remote monitoring hardware RD3 installed.

SPECIFICATION

Minimum working weight, flange mounted  *1 90 kg 200 lb
Minimum working weight, pin mounted  *2 90 kg 200 lb
Weight 74 kg 160 lb
Working length 884 mm
Impact rate (frequency) 1000 – 2600 bpm
Operating pressure 80 – 130 bar 1500 – 1900 psi
Pressure relief setting  *3 130 – 180 bar 1900 – 2600 psi
Pressure relief max 220 bar 3200 psi
Oil flow range 15 – 33 l/min 4 – 9 gal/min
Back pressure max 20 bar 300 psi
Input power 7.2 kW 10 hp
Tool diameter 36 mm 1.42 in
Pressure line connection (IN) BSPP-internal 1/2″
Return line connection (OUT) BSPP-internal 1/2″
Pressure line size, min. inner diameter 12 mm 0.47 in
Return line size, min. inner diameter 12 mm 0.47 in
Optimum oil temperature 40 – 60 °C 104 – 140 °F
Allowed oil temperature range -20 – 80 °C -4 – 176 °F
Optimum oil viscosity at operating temperature 30 – 60 cSt
Allowed viscosity range 20 – 1000 cSt
Skid steer, robot weight, optimum 0.7 – 1.0 t 1500 – 2200 lb
Skid steer, robot weight, range  *4 0.6 – 1.3 t 1300 – 2900 lb
Miniexcavator weight, optimum 1.0 – 1.5 t 2200 – 3300 lb
Miniexcavator weight, range  *4 0.8 – 1.8 t 1800 – 4000 lb
Noise level, measured (2000/14/EC) 115 dB(A)
Noise level, guaranteed (2000/14/EC) 119 dB(A)
*1   Includes average mounting bracket and standard tool
*2   Includes average mounting pins and standard tool
*3   Minimum setting = actually measured operating pressure + 50 bar or 725 psi
*4   Check carrier allowed attachment weight from carrier manufacturer. Check application requirements.

Specifications are subject to change without notice (Monday, July 1, 2019)